1042 lines
29 KiB
C++
1042 lines
29 KiB
C++
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#define PROTECTED_THINGS_DISABLE
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#include "vgui/Cursor.h"
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#include "vgui/IInput.h"
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#include "vgui/ILocalize.h"
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#include "vgui/IScheme.h"
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#include "vgui/ISurface.h"
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#include "vgui/IPanel.h"
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#include "KeyValues.h"
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#include "vgui_controls/ComboBox.h"
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#include "vgui_controls/Menu.h"
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#include "vgui_controls/MenuItem.h"
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#include "vgui_controls/TextImage.h"
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#include <ctype.h>
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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using namespace vgui;
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namespace vgui
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{
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ComboBoxButton::ComboBoxButton(ComboBox *parent, const char *panelName, const char *text) : Button(parent, panelName, text)
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{
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SetButtonActivationType(ACTIVATE_ONPRESSED);
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}
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void ComboBoxButton::ApplySchemeSettings(IScheme *pScheme)
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{
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Button::ApplySchemeSettings(pScheme);
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SetFont(pScheme->GetFont("Marlett", IsProportional()));
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SetContentAlignment(Label::a_west);
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#ifdef OSX
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SetTextInset(-3, 0);
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#else
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SetTextInset(3, 0);
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#endif
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SetDefaultBorder(pScheme->GetBorder("ScrollBarButtonBorder"));
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// arrow changes color but the background doesnt.
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SetDefaultColor(GetSchemeColor("ComboBoxButton.ArrowColor", pScheme), GetSchemeColor("ComboBoxButton.BgColor", pScheme));
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SetArmedColor(GetSchemeColor("ComboBoxButton.ArmedArrowColor", pScheme), GetSchemeColor("ComboBoxButton.BgColor", pScheme));
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SetDepressedColor(GetSchemeColor("ComboBoxButton.ArmedArrowColor", pScheme), GetSchemeColor("ComboBoxButton.BgColor", pScheme));
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m_DisabledBgColor = GetSchemeColor("ComboBoxButton.DisabledBgColor", pScheme);
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}
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IBorder * ComboBoxButton::GetBorder(bool depressed, bool armed, bool selected, bool keyfocus)
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{
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return NULL;
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// return Button::GetBorder(depressed, armed, selected, keyfocus);
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}
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//-----------------------------------------------------------------------------
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// Purpose: Dim the arrow on the button when exiting the box
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// only if the menu is closed, so let the parent handle this.
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//-----------------------------------------------------------------------------
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void ComboBoxButton::OnCursorExited()
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{
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// want the arrow to go grey when we exit the box if the menu is not open
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CallParentFunction(new KeyValues("CursorExited"));
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}
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} // namespace vgui
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vgui::Panel *ComboBox_Factory()
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{
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return new ComboBox( NULL, NULL, 5, true );
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}
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DECLARE_BUILD_FACTORY_CUSTOM( ComboBox, ComboBox_Factory );
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//-----------------------------------------------------------------------------
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// Purpose: Constructor
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// Input : parent - parent class
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// panelName
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// numLines - number of lines in dropdown menu
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// allowEdit - whether combobox is editable or not
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//-----------------------------------------------------------------------------
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ComboBox::ComboBox(Panel *parent, const char *panelName, int numLines, bool allowEdit ) : TextEntry(parent, panelName)
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{
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SetEditable(allowEdit);
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SetHorizontalScrolling(false); // do not scroll, always Start at the beginning of the text.
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// create the drop-down menu
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m_pDropDown = new Menu(this, NULL);
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m_pDropDown->AddActionSignalTarget(this);
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m_pDropDown->SetTypeAheadMode( Menu::TYPE_AHEAD_MODE );
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// button to Activate menu
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m_pButton = new ComboBoxButton(this, "Button", "u");
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m_pButton->SetCommand("ButtonClicked");
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m_pButton->AddActionSignalTarget(this);
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SetNumberOfEditLines(numLines);
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m_bHighlight = false;
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m_iDirection = Menu::DOWN;
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m_iOpenOffsetY = 0;
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m_bPreventTextChangeMessage = false;
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m_szBorderOverride[0] = '\0';
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}
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//-----------------------------------------------------------------------------
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// Purpose: Destructor
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//-----------------------------------------------------------------------------
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ComboBox::~ComboBox()
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{
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m_pDropDown->DeletePanel();
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m_pButton->DeletePanel();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Set the number of items in the dropdown menu.
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// Input : numLines - number of items in dropdown menu
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//-----------------------------------------------------------------------------
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void ComboBox::SetNumberOfEditLines( int numLines )
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{
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m_pDropDown->SetNumberOfVisibleItems( numLines );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Add an item to the drop down
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// Input : char *itemText - name of dropdown menu item
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//-----------------------------------------------------------------------------
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int ComboBox::AddItem(const char *itemText, const KeyValues *userData)
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{
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// when the menu item is selected it will send the custom message "SetText"
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return m_pDropDown->AddMenuItem( itemText, new KeyValues("SetText", "text", itemText), this, userData );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Add an item to the drop down
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// Input : char *itemText - name of dropdown menu item
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//-----------------------------------------------------------------------------
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int ComboBox::AddItem(const wchar_t *itemText, const KeyValues *userData)
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{
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// add the element to the menu
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// when the menu item is selected it will send the custom message "SetText"
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KeyValues *kv = new KeyValues("SetText");
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kv->SetWString("text", itemText);
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// get an ansi version for the menuitem name
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char ansi[128];
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g_pVGuiLocalize->ConvertUnicodeToANSI(itemText, ansi, sizeof(ansi));
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return m_pDropDown->AddMenuItem(ansi, kv, this, userData);
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}
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//-----------------------------------------------------------------------------
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// Removes a single item
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//-----------------------------------------------------------------------------
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void ComboBox::DeleteItem( int itemID )
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{
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if ( !m_pDropDown->IsValidMenuID(itemID))
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return;
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m_pDropDown->DeleteItem( itemID );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Updates a current item to the drop down
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// Input : char *itemText - name of dropdown menu item
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//-----------------------------------------------------------------------------
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bool ComboBox::UpdateItem(int itemID, const char *itemText, const KeyValues *userData)
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{
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if ( !m_pDropDown->IsValidMenuID(itemID))
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return false;
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// when the menu item is selected it will send the custom message "SetText"
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m_pDropDown->UpdateMenuItem(itemID, itemText, new KeyValues("SetText", "text", itemText), userData);
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InvalidateLayout();
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return true;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Updates a current item to the drop down
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// Input : wchar_t *itemText - name of dropdown menu item
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//-----------------------------------------------------------------------------
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bool ComboBox::UpdateItem(int itemID, const wchar_t *itemText, const KeyValues *userData)
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{
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if ( !m_pDropDown->IsValidMenuID(itemID))
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return false;
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// when the menu item is selected it will send the custom message "SetText"
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KeyValues *kv = new KeyValues("SetText");
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kv->SetWString("text", itemText);
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m_pDropDown->UpdateMenuItem(itemID, itemText, kv, userData);
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InvalidateLayout();
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return true;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Updates a current item to the drop down
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// Input : wchar_t *itemText - name of dropdown menu item
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//-----------------------------------------------------------------------------
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bool ComboBox::IsItemIDValid( int itemID )
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{
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return m_pDropDown->IsValidMenuID(itemID);
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void ComboBox::SetItemEnabled(const char *itemText, bool state)
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{
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m_pDropDown->SetItemEnabled(itemText, state);
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void ComboBox::SetItemEnabled(int itemID, bool state)
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{
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m_pDropDown->SetItemEnabled(itemID, state);
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}
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//-----------------------------------------------------------------------------
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// Purpose: Remove all items from the drop down menu
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//-----------------------------------------------------------------------------
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void ComboBox::RemoveAll()
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{
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m_pDropDown->DeleteAllItems();
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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int ComboBox::GetItemCount() const
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{
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return m_pDropDown->GetItemCount();
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}
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int ComboBox::GetItemIDFromRow( int row )
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{
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// valid from [0, GetItemCount)
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return m_pDropDown->GetMenuID( row );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Activate the item in the menu list, as if that menu item had been selected by the user
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// Input : itemID - itemID from AddItem in list of dropdown items
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//-----------------------------------------------------------------------------
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void ComboBox::ActivateItem(int itemID)
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{
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m_pDropDown->ActivateItem(itemID);
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}
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//-----------------------------------------------------------------------------
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// Purpose: Activate the item in the menu list, as if that menu item had been selected by the user
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// Input : itemID - itemID from AddItem in list of dropdown items
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//-----------------------------------------------------------------------------
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void ComboBox::ActivateItemByRow(int row)
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{
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m_pDropDown->ActivateItemByRow(row);
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}
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//-----------------------------------------------------------------------------
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// Purpose: Activate the item in the menu list, without sending a TextChanged message
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// Input : row - row to activate
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//-----------------------------------------------------------------------------
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void ComboBox::SilentActivateItemByRow(int row)
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{
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int itemID = GetItemIDFromRow( row );
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if ( itemID >= 0 )
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{
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SilentActivateItem( itemID );
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Activate the item in the menu list, without sending a TextChanged message
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// Input : itemID - itemID from AddItem in list of dropdown items
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//-----------------------------------------------------------------------------
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void ComboBox::SilentActivateItem(int itemID)
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{
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m_pDropDown->SilentActivateItem(itemID);
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// Now manually call our set text, with a wrapper to ensure we don't send the Text Changed message
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wchar_t name[ 256 ];
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GetItemText( itemID, name, sizeof( name ) );
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m_bPreventTextChangeMessage = true;
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OnSetText( name );
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m_bPreventTextChangeMessage = false;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Allows a custom menu to be used with the combo box
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//-----------------------------------------------------------------------------
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void ComboBox::SetMenu( Menu *menu )
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{
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if ( m_pDropDown )
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{
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m_pDropDown->MarkForDeletion();
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}
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m_pDropDown = menu;
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if ( m_pDropDown )
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{
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m_pDropDown->SetParent( this );
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Layout the format of the combo box for drawing on screen
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//-----------------------------------------------------------------------------
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void ComboBox::PerformLayout()
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{
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int wide, tall;
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GetPaintSize(wide, tall);
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BaseClass::PerformLayout();
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HFont buttonFont = m_pButton->GetFont();
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int fontTall = surface()->GetFontTall( buttonFont );
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int buttonSize = min( tall, fontTall );
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int buttonY = ( ( tall - 1 ) - buttonSize ) / 2;
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// Some dropdown button icons in our games are wider than they are taller. We need to factor that in.
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int button_wide, button_tall;
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m_pButton->GetContentSize(button_wide, button_tall);
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button_wide = max( buttonSize, button_wide );
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m_pButton->SetBounds( wide - button_wide, buttonY, button_wide, buttonSize );
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if ( IsEditable() )
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{
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SetCursor(dc_ibeam);
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}
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else
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{
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SetCursor(dc_arrow);
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}
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m_pButton->SetEnabled(IsEnabled());
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DoMenuLayout();
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void ComboBox::DoMenuLayout()
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{
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m_pDropDown->PositionRelativeToPanel( this, m_iDirection, m_iOpenOffsetY );
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// reset the width of the drop down menu to be the width of the combo box
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m_pDropDown->SetFixedWidth(GetWide());
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m_pDropDown->ForceCalculateWidth();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Sorts the items in the list
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//-----------------------------------------------------------------------------
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void ComboBox::SortItems( void )
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{
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}
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//-----------------------------------------------------------------------------
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// Purpose: return the index of the last selected item
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//-----------------------------------------------------------------------------
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int ComboBox::GetActiveItem()
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{
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return m_pDropDown->GetActiveItem();
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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KeyValues *ComboBox::GetActiveItemUserData()
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||
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{
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return m_pDropDown->GetItemUserData(GetActiveItem());
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}
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//-----------------------------------------------------------------------------
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||
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// Purpose:
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||
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//-----------------------------------------------------------------------------
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||
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KeyValues *ComboBox::GetItemUserData(int itemID)
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||
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{
|
||
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return m_pDropDown->GetItemUserData(itemID);
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||
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}
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||
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//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: data accessor
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::GetItemText( int itemID, wchar_t *text, int bufLenInBytes )
|
||
|
|
{
|
||
|
|
m_pDropDown->GetItemText( itemID, text, bufLenInBytes );
|
||
|
|
}
|
||
|
|
|
||
|
|
void ComboBox::GetItemText( int itemID, char *text, int bufLenInBytes )
|
||
|
|
{
|
||
|
|
m_pDropDown->GetItemText( itemID, text, bufLenInBytes );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
// Output : Returns true on success, false on failure.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
bool ComboBox::IsDropdownVisible()
|
||
|
|
{
|
||
|
|
return m_pDropDown->IsVisible();
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
// Input : *inResourceData -
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::ApplySchemeSettings(IScheme *pScheme)
|
||
|
|
{
|
||
|
|
BaseClass::ApplySchemeSettings(pScheme);
|
||
|
|
|
||
|
|
SetBorder( pScheme->GetBorder( m_szBorderOverride[0] ? m_szBorderOverride : "ComboBoxBorder" ) );
|
||
|
|
}
|
||
|
|
|
||
|
|
void ComboBox::ApplySettings( KeyValues *pInResourceData )
|
||
|
|
{
|
||
|
|
BaseClass::ApplySettings( pInResourceData );
|
||
|
|
|
||
|
|
const char *pBorderOverride = pInResourceData->GetString( "border_override", NULL );
|
||
|
|
if ( pBorderOverride )
|
||
|
|
{
|
||
|
|
V_strncpy( m_szBorderOverride, pBorderOverride, sizeof( m_szBorderOverride ) );
|
||
|
|
}
|
||
|
|
|
||
|
|
KeyValues *pKVButton = pInResourceData->FindKey( "Button" );
|
||
|
|
if ( pKVButton && m_pButton )
|
||
|
|
{
|
||
|
|
m_pButton->ApplySettings( pKVButton );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Set the visiblity of the drop down menu button.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::SetDropdownButtonVisible(bool state)
|
||
|
|
{
|
||
|
|
m_pButton->SetVisible(state);
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: overloads TextEntry MousePressed
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnMousePressed(MouseCode code)
|
||
|
|
{
|
||
|
|
if ( !m_pDropDown )
|
||
|
|
return;
|
||
|
|
|
||
|
|
if ( !IsEnabled() )
|
||
|
|
return;
|
||
|
|
|
||
|
|
// make sure it's getting pressed over us (it may not be due to mouse capture)
|
||
|
|
if ( !IsCursorOver() )
|
||
|
|
{
|
||
|
|
HideMenu();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( IsEditable() )
|
||
|
|
{
|
||
|
|
BaseClass::OnMousePressed(code);
|
||
|
|
HideMenu();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// clicking on a non-editable text box just activates the drop down menu
|
||
|
|
RequestFocus();
|
||
|
|
DoClick();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Double-click acts the same as a single-click
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnMouseDoublePressed(MouseCode code)
|
||
|
|
{
|
||
|
|
if (IsEditable())
|
||
|
|
{
|
||
|
|
BaseClass::OnMouseDoublePressed(code);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
OnMousePressed(code);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Called when a command is received from the menu
|
||
|
|
// Changes the label text to be that of the command
|
||
|
|
// Input : char *command -
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnCommand( const char *command )
|
||
|
|
{
|
||
|
|
if (!stricmp(command, "ButtonClicked"))
|
||
|
|
{
|
||
|
|
// hide / show the menu underneath
|
||
|
|
DoClick();
|
||
|
|
}
|
||
|
|
|
||
|
|
Panel::OnCommand(command);
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnSetText(const wchar_t *newtext)
|
||
|
|
{
|
||
|
|
// see if the combobox text has changed, and if so, post a message detailing the new text
|
||
|
|
const wchar_t *text = newtext;
|
||
|
|
|
||
|
|
// check if the new text is a localized string, if so undo it
|
||
|
|
if (*text == '#')
|
||
|
|
{
|
||
|
|
char cbuf[255];
|
||
|
|
g_pVGuiLocalize->ConvertUnicodeToANSI(text, cbuf, 255);
|
||
|
|
|
||
|
|
// try lookup in localization tables
|
||
|
|
StringIndex_t unlocalizedTextSymbol = g_pVGuiLocalize->FindIndex(cbuf + 1);
|
||
|
|
|
||
|
|
if (unlocalizedTextSymbol != INVALID_LOCALIZE_STRING_INDEX)
|
||
|
|
{
|
||
|
|
// we have a new text value
|
||
|
|
text = g_pVGuiLocalize->GetValueByIndex(unlocalizedTextSymbol);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
wchar_t wbuf[255];
|
||
|
|
GetText(wbuf, 254);
|
||
|
|
|
||
|
|
if ( wcscmp(wbuf, text) )
|
||
|
|
{
|
||
|
|
// text has changed
|
||
|
|
SetText(text);
|
||
|
|
|
||
|
|
// fire off that things have changed
|
||
|
|
if ( !m_bPreventTextChangeMessage )
|
||
|
|
{
|
||
|
|
PostActionSignal(new KeyValues("TextChanged", "text", text));
|
||
|
|
}
|
||
|
|
Repaint();
|
||
|
|
}
|
||
|
|
|
||
|
|
// close the box
|
||
|
|
HideMenu();
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: hides the menu
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::HideMenu(void)
|
||
|
|
{
|
||
|
|
if ( !m_pDropDown )
|
||
|
|
return;
|
||
|
|
|
||
|
|
// hide the menu
|
||
|
|
m_pDropDown->SetVisible(false);
|
||
|
|
Repaint();
|
||
|
|
OnHideMenu(m_pDropDown);
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: shows the menu
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::ShowMenu(void)
|
||
|
|
{
|
||
|
|
if ( !m_pDropDown )
|
||
|
|
return;
|
||
|
|
|
||
|
|
// hide the menu
|
||
|
|
m_pDropDown->SetVisible(false);
|
||
|
|
DoClick();
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Called when the window loses focus; hides the menu
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnKillFocus()
|
||
|
|
{
|
||
|
|
SelectNoText();
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Called when the menu is closed
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnMenuClose()
|
||
|
|
{
|
||
|
|
HideMenu();
|
||
|
|
|
||
|
|
if ( HasFocus() )
|
||
|
|
{
|
||
|
|
SelectAllText(false);
|
||
|
|
}
|
||
|
|
else if ( m_bHighlight )
|
||
|
|
{
|
||
|
|
m_bHighlight = false;
|
||
|
|
// we want the text to be highlighted when we request the focus
|
||
|
|
// SelectAllOnFirstFocus(true);
|
||
|
|
RequestFocus();
|
||
|
|
}
|
||
|
|
// if cursor is in this box or the arrow box
|
||
|
|
else if ( IsCursorOver() )// make sure it's getting pressed over us (it may not be due to mouse capture)
|
||
|
|
{
|
||
|
|
SelectAllText(false);
|
||
|
|
OnCursorEntered();
|
||
|
|
// Get focus so the box will unhighlight if we click somewhere else.
|
||
|
|
RequestFocus();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_pButton->SetArmed(false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Handles hotkey accesses
|
||
|
|
// FIXME: make this open different directions as necessary see menubutton.
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::DoClick()
|
||
|
|
{
|
||
|
|
// menu is already visible, hide the menu
|
||
|
|
if ( m_pDropDown->IsVisible() )
|
||
|
|
{
|
||
|
|
HideMenu();
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
// do nothing if menu is not enabled
|
||
|
|
if ( !m_pDropDown->IsEnabled() )
|
||
|
|
{
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
// force the menu to Think
|
||
|
|
m_pDropDown->PerformLayout();
|
||
|
|
|
||
|
|
// make sure we're at the top of the draw order (and therefore our children as well)
|
||
|
|
// RequestFocus();
|
||
|
|
|
||
|
|
// We want the item that is shown in the combo box to show as selected
|
||
|
|
int itemToSelect = -1;
|
||
|
|
int i;
|
||
|
|
wchar_t comboBoxContents[255];
|
||
|
|
GetText(comboBoxContents, 255);
|
||
|
|
for ( i = 0 ; i < m_pDropDown->GetItemCount() ; i++ )
|
||
|
|
{
|
||
|
|
wchar_t menuItemName[255];
|
||
|
|
int menuID = m_pDropDown->GetMenuID(i);
|
||
|
|
m_pDropDown->GetMenuItem(menuID)->GetText(menuItemName, 255);
|
||
|
|
if (!wcscmp(menuItemName, comboBoxContents))
|
||
|
|
{
|
||
|
|
itemToSelect = i;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// if we found a match, highlight it on opening the menu
|
||
|
|
if ( itemToSelect >= 0 )
|
||
|
|
{
|
||
|
|
m_pDropDown->SetCurrentlyHighlightedItem( m_pDropDown->GetMenuID(itemToSelect) );
|
||
|
|
}
|
||
|
|
|
||
|
|
// reset the dropdown's position
|
||
|
|
DoMenuLayout();
|
||
|
|
|
||
|
|
|
||
|
|
// make sure we're at the top of the draw order (and therefore our children as well)
|
||
|
|
// this important to make sure the menu will be drawn in the foreground
|
||
|
|
MoveToFront();
|
||
|
|
|
||
|
|
// !KLUDGE! Force alpha to solid. Otherwise,
|
||
|
|
// we run into weird VGUI problems with pops
|
||
|
|
// and the stencil test
|
||
|
|
Color c = m_pDropDown->GetBgColor();
|
||
|
|
c[3] = 255;
|
||
|
|
m_pDropDown->SetBgColor( c );
|
||
|
|
|
||
|
|
// notify
|
||
|
|
OnShowMenu(m_pDropDown);
|
||
|
|
|
||
|
|
// show the menu
|
||
|
|
m_pDropDown->SetVisible(true);
|
||
|
|
|
||
|
|
// bring to focus
|
||
|
|
m_pDropDown->RequestFocus();
|
||
|
|
|
||
|
|
// no text is highlighted when the menu is opened
|
||
|
|
SelectNoText();
|
||
|
|
|
||
|
|
// highlight the arrow while menu is open
|
||
|
|
m_pButton->SetArmed(true);
|
||
|
|
|
||
|
|
Repaint();
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Brighten the arrow on the button when entering the box
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnCursorEntered()
|
||
|
|
{
|
||
|
|
// want the arrow to go white when we enter the box
|
||
|
|
m_pButton->OnCursorEntered();
|
||
|
|
TextEntry::OnCursorEntered();
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Dim the arrow on the button when exiting the box
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnCursorExited()
|
||
|
|
{
|
||
|
|
// want the arrow to go grey when we exit the box if the menu is not open
|
||
|
|
if ( !m_pDropDown->IsVisible() )
|
||
|
|
{
|
||
|
|
m_pButton->SetArmed(false);
|
||
|
|
TextEntry::OnCursorExited();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
#ifdef _X360
|
||
|
|
void ComboBox::OnMenuItemSelected()
|
||
|
|
{
|
||
|
|
m_bHighlight = true;
|
||
|
|
// For editable cbs, fill in the text field from whatever is chosen from the dropdown...
|
||
|
|
|
||
|
|
//=============================================================================
|
||
|
|
// HPE_BEGIN:
|
||
|
|
// [pfreese] The text for the combo box should be updated regardless of its
|
||
|
|
// editable state, and in any case, the member variable below was never
|
||
|
|
// correctly initialized.
|
||
|
|
//=============================================================================
|
||
|
|
|
||
|
|
// if ( m_bAllowEdit )
|
||
|
|
|
||
|
|
//=============================================================================
|
||
|
|
// HPE_END
|
||
|
|
//=============================================================================
|
||
|
|
{
|
||
|
|
int idx = GetActiveItem();
|
||
|
|
if ( idx >= 0 )
|
||
|
|
{
|
||
|
|
wchar_t name[ 256 ];
|
||
|
|
GetItemText( idx, name, sizeof( name ) );
|
||
|
|
|
||
|
|
OnSetText( name );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Repaint();
|
||
|
|
|
||
|
|
// go to the next control
|
||
|
|
if(!NavigateDown())
|
||
|
|
{
|
||
|
|
NavigateUp();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
void ComboBox::OnMenuItemSelected()
|
||
|
|
{
|
||
|
|
m_bHighlight = true;
|
||
|
|
// For editable cbs, fill in the text field from whatever is chosen from the dropdown...
|
||
|
|
//if ( m_bAllowEdit )
|
||
|
|
{
|
||
|
|
int idx = GetActiveItem();
|
||
|
|
if ( idx >= 0 )
|
||
|
|
{
|
||
|
|
wchar_t name[ 256 ];
|
||
|
|
GetItemText( idx, name, sizeof( name ) );
|
||
|
|
|
||
|
|
OnSetText( name );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Repaint();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnSizeChanged(int wide, int tall)
|
||
|
|
{
|
||
|
|
BaseClass::OnSizeChanged( wide, tall);
|
||
|
|
|
||
|
|
// set the drawwidth.
|
||
|
|
int bwide, btall;
|
||
|
|
PerformLayout();
|
||
|
|
m_pButton->GetSize( bwide, btall);
|
||
|
|
SetDrawWidth( wide - bwide );
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
#ifdef _X360
|
||
|
|
void ComboBox::OnSetFocus()
|
||
|
|
{
|
||
|
|
BaseClass::OnSetFocus();
|
||
|
|
|
||
|
|
GotoTextEnd();
|
||
|
|
SelectAllText(true);
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
void ComboBox::OnSetFocus()
|
||
|
|
{
|
||
|
|
BaseClass::OnSetFocus();
|
||
|
|
|
||
|
|
GotoTextEnd();
|
||
|
|
SelectAllText(false);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
#ifdef _X360
|
||
|
|
void ComboBox::OnKeyCodePressed(KeyCode code)
|
||
|
|
{
|
||
|
|
switch ( GetBaseButtonCode( code ) )
|
||
|
|
{
|
||
|
|
case KEY_XBUTTON_A:
|
||
|
|
DoClick();
|
||
|
|
break;
|
||
|
|
case KEY_XBUTTON_UP:
|
||
|
|
case KEY_XSTICK1_UP:
|
||
|
|
case KEY_XSTICK2_UP:
|
||
|
|
if(m_pDropDown->IsVisible())
|
||
|
|
{
|
||
|
|
MoveAlongMenuItemList(-1);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
BaseClass::OnKeyCodePressed(code);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case KEY_XBUTTON_DOWN:
|
||
|
|
case KEY_XSTICK1_DOWN:
|
||
|
|
case KEY_XSTICK2_DOWN:
|
||
|
|
if(m_pDropDown->IsVisible())
|
||
|
|
{
|
||
|
|
MoveAlongMenuItemList(1);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
BaseClass::OnKeyCodePressed(code);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
BaseClass::OnKeyCodePressed(code);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Handles up/down arrows
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnKeyCodeTyped(KeyCode code)
|
||
|
|
{
|
||
|
|
bool alt = (input()->IsKeyDown(KEY_LALT) || input()->IsKeyDown(KEY_RALT));
|
||
|
|
|
||
|
|
if (alt)
|
||
|
|
{
|
||
|
|
switch (code)
|
||
|
|
{
|
||
|
|
case KEY_UP:
|
||
|
|
case KEY_DOWN:
|
||
|
|
{
|
||
|
|
DoClick();
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
default:
|
||
|
|
{
|
||
|
|
BaseClass::OnKeyCodeTyped(code);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
switch (code)
|
||
|
|
{
|
||
|
|
case KEY_HOME:
|
||
|
|
case KEY_END:
|
||
|
|
case KEY_PAGEUP:
|
||
|
|
case KEY_PAGEDOWN:
|
||
|
|
case KEY_UP:
|
||
|
|
case KEY_DOWN:
|
||
|
|
{
|
||
|
|
int itemSelected = m_pDropDown->GetCurrentlyHighlightedItem();
|
||
|
|
m_pDropDown->OnKeyCodeTyped(code);
|
||
|
|
int itemToSelect = m_pDropDown->GetCurrentlyHighlightedItem();
|
||
|
|
|
||
|
|
if ( itemToSelect != itemSelected )
|
||
|
|
{
|
||
|
|
SelectMenuItem(itemToSelect);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
case KEY_ENTER:
|
||
|
|
{
|
||
|
|
int itemToSelect = m_pDropDown->GetCurrentlyHighlightedItem();
|
||
|
|
m_pDropDown->ActivateItem(itemToSelect);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
default:
|
||
|
|
{
|
||
|
|
BaseClass::OnKeyCodeTyped(code);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: handles key input
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::OnKeyTyped(wchar_t unichar)
|
||
|
|
{
|
||
|
|
if ( IsEditable() || unichar == '\t') // don't play with key presses in edit mode
|
||
|
|
{
|
||
|
|
BaseClass::OnKeyTyped( unichar );
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
int itemSelected = m_pDropDown->GetCurrentlyHighlightedItem();
|
||
|
|
m_pDropDown->OnKeyTyped(unichar);
|
||
|
|
int itemToSelect = m_pDropDown->GetCurrentlyHighlightedItem();
|
||
|
|
|
||
|
|
if ( itemToSelect != itemSelected )
|
||
|
|
{
|
||
|
|
SelectMenuItem(itemToSelect);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
BaseClass::OnKeyTyped( unichar );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ComboBox::SelectMenuItem(int itemToSelect)
|
||
|
|
{
|
||
|
|
// if we found this item, then we scroll up or down
|
||
|
|
if ( itemToSelect >= 0 && itemToSelect < m_pDropDown->GetItemCount() )
|
||
|
|
{
|
||
|
|
wchar_t menuItemName[255];
|
||
|
|
|
||
|
|
int menuID = m_pDropDown->GetMenuID(itemToSelect);
|
||
|
|
m_pDropDown->GetMenuItem(menuID)->GetText(menuItemName, 254);
|
||
|
|
OnSetText(menuItemName);
|
||
|
|
SelectAllText(false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose:
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::MoveAlongMenuItemList(int direction)
|
||
|
|
{
|
||
|
|
// We want the item that is shown in the combo box to show as selected
|
||
|
|
int itemToSelect = -1;
|
||
|
|
wchar_t menuItemName[255];
|
||
|
|
int i;
|
||
|
|
|
||
|
|
wchar_t comboBoxContents[255];
|
||
|
|
GetText(comboBoxContents, 254);
|
||
|
|
for ( i = 0 ; i < m_pDropDown->GetItemCount() ; i++ )
|
||
|
|
{
|
||
|
|
int menuID = m_pDropDown->GetMenuID(i);
|
||
|
|
m_pDropDown->GetMenuItem(menuID)->GetText(menuItemName, 254);
|
||
|
|
|
||
|
|
if ( !wcscmp(menuItemName, comboBoxContents) )
|
||
|
|
{
|
||
|
|
itemToSelect = i;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( itemToSelect >= 0 )
|
||
|
|
{
|
||
|
|
int newItem = itemToSelect + direction;
|
||
|
|
if ( newItem < 0 )
|
||
|
|
{
|
||
|
|
newItem = 0;
|
||
|
|
}
|
||
|
|
else if ( newItem >= m_pDropDown->GetItemCount() )
|
||
|
|
{
|
||
|
|
newItem = m_pDropDown->GetItemCount() - 1;
|
||
|
|
}
|
||
|
|
SelectMenuItem(newItem);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
void ComboBox::MoveToFirstMenuItem()
|
||
|
|
{
|
||
|
|
SelectMenuItem(0);
|
||
|
|
}
|
||
|
|
|
||
|
|
void ComboBox::MoveToLastMenuItem()
|
||
|
|
{
|
||
|
|
SelectMenuItem(m_pDropDown->GetItemCount() - 1);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
// Purpose: Sets the direction from the menu button the menu should open
|
||
|
|
//-----------------------------------------------------------------------------
|
||
|
|
void ComboBox::SetOpenDirection(Menu::MenuDirection_e direction)
|
||
|
|
{
|
||
|
|
m_iDirection = direction;
|
||
|
|
}
|
||
|
|
|
||
|
|
void ComboBox::SetFont( HFont font )
|
||
|
|
{
|
||
|
|
BaseClass::SetFont( font );
|
||
|
|
|
||
|
|
m_pDropDown->SetFont( font );
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void ComboBox::SetUseFallbackFont( bool bState, HFont hFallback )
|
||
|
|
{
|
||
|
|
BaseClass::SetUseFallbackFont( bState, hFallback );
|
||
|
|
m_pDropDown->SetUseFallbackFont( bState, hFallback );
|
||
|
|
}
|