594 lines
18 KiB
C++
594 lines
18 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#define PROTECTED_THINGS_DISABLE
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#include <vgui_controls/Button.h>
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#include <vgui_controls/ComboBox.h>
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#include <vgui_controls/DirectorySelectDialog.h>
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#include <vgui_controls/TreeView.h>
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#include <vgui_controls/ImageList.h>
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#include <vgui_controls/MessageBox.h>
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#include <vgui/Cursor.h>
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#include <KeyValues.h>
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#include <vgui/IInput.h>
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#include <vgui/ISurface.h>
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#include <vgui/ISystem.h>
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#include <filesystem.h>
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#ifdef WIN32
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#include <direct.h>
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#include <stdio.h>
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#include <io.h>
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#endif
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#include <sys/types.h>
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#include <sys/stat.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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DirectoryTreeView::DirectoryTreeView(DirectorySelectDialog *parent, const char *name) : TreeView(parent, name)
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{
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m_pParent = parent;
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}
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void DirectoryTreeView::GenerateChildrenOfNode(int itemIndex)
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{
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m_pParent->GenerateChildrenOfDirectoryNode(itemIndex);
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}
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//-----------------------------------------------------------------------------
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// Purpose: Used to prompt the user to create a directory
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//-----------------------------------------------------------------------------
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class CreateDirectoryDialog : public Frame
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{
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DECLARE_CLASS_SIMPLE(CreateDirectoryDialog, Frame);
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public:
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CreateDirectoryDialog(Panel *parent, const char *defaultCreateDirName) : BaseClass(parent, NULL)
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{
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SetSize(320, 100);
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SetSizeable(false);
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SetTitle("Choose directory name", false);
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MoveToCenterOfScreen();
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m_pOKButton = new Button(this, "OKButton", "#vgui_ok");
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m_pCancelButton = new Button(this, "OKButton", "#vgui_cancel");
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m_pNameEntry = new TextEntry(this, "NameEntry");
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m_pOKButton->SetCommand("OK");
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m_pCancelButton->SetCommand("Close");
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m_pNameEntry->SetText(defaultCreateDirName);
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m_pNameEntry->RequestFocus();
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m_pNameEntry->SelectAllText(true);
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// If some other window was hogging the input focus, then we have to hog it or else we'll never get input.
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m_PrevAppFocusPanel = vgui::input()->GetAppModalSurface();
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if ( m_PrevAppFocusPanel )
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vgui::input()->SetAppModalSurface( GetVPanel() );
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}
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~CreateDirectoryDialog()
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{
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if ( m_PrevAppFocusPanel )
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vgui::input()->SetAppModalSurface( m_PrevAppFocusPanel );
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}
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virtual void PerformLayout()
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{
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BaseClass::PerformLayout();
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m_pNameEntry->SetBounds(24, 32, GetWide() - 48, 24);
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m_pOKButton->SetBounds(GetWide() - 176, 64, 72, 24);
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m_pCancelButton->SetBounds(GetWide() - 94, 64, 72, 24);
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}
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virtual void OnCommand(const char *command)
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{
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if (!stricmp(command, "OK"))
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{
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PostActionSignal(new KeyValues("CreateDirectory", "dir", GetControlString("NameEntry")));
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Close();
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}
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else
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{
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BaseClass::OnCommand(command);
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}
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}
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virtual void OnClose()
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{
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BaseClass::OnClose();
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MarkForDeletion();
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}
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private:
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vgui::Button *m_pOKButton;
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vgui::Button *m_pCancelButton;
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vgui::TextEntry *m_pNameEntry;
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vgui::VPANEL m_PrevAppFocusPanel;
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};
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//-----------------------------------------------------------------------------
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// Purpose: Constructor
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//-----------------------------------------------------------------------------
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DirectorySelectDialog::DirectorySelectDialog(vgui::Panel *parent, const char *title) : Frame(parent, NULL)
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{
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SetTitle(title, true);
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SetSize(320, 360);
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SetMinimumSize(300, 240);
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m_szCurrentDir[0] = 0;
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m_szDefaultCreateDirName[0] = 0;
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m_pDirTree = new DirectoryTreeView(this, "DirTree");
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m_pDriveCombo = new ComboBox(this, "DriveCombo", 6, false);
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m_pCancelButton = new Button(this, "CancelButton", "#VGui_Cancel");
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m_pSelectButton = new Button(this, "SelectButton", "#VGui_Select");
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m_pCreateButton = new Button(this, "CreateButton", "#VGui_CreateFolder");
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m_pCancelButton->SetCommand("Cancel");
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m_pSelectButton->SetCommand("Select");
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m_pCreateButton->SetCommand("Create");
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}
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//-----------------------------------------------------------------------------
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// Purpose: lays out controls
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::PerformLayout()
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{
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BaseClass::PerformLayout();
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// lay out all the controls
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m_pDriveCombo->SetBounds(24, 30, GetWide() - 48, 24);
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m_pDirTree->SetBounds(24, 64, GetWide() - 48, GetTall() - 128);
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m_pCreateButton->SetBounds(24, GetTall() - 48, 104, 24);
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m_pSelectButton->SetBounds(GetWide() - 172, GetTall() - 48, 72, 24);
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m_pCancelButton->SetBounds(GetWide() - 96, GetTall() - 48, 72, 24);
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}
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//-----------------------------------------------------------------------------
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// Purpose: lays out controls
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::ApplySchemeSettings(IScheme *pScheme)
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{
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ImageList *imageList = new ImageList(false);
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imageList->AddImage(scheme()->GetImage("Resource/icon_folder", false));
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imageList->AddImage(scheme()->GetImage("Resource/icon_folder_selected", false));
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m_pDirTree->SetImageList(imageList, true);
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BaseClass::ApplySchemeSettings(pScheme);
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}
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//-----------------------------------------------------------------------------
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// Purpose: Move the start string forward until we hit a slash and return the
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// the first character past the trailing slash
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//-----------------------------------------------------------------------------
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inline const char *MoveToNextSubDir( const char *pStart, int *nCount )
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{
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int nMoved = 0;
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// Move past pre-pended slash
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if ( pStart[nMoved] == '\\' )
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{
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nMoved++;
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}
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// Move past the current block of text until we've hit the next path seperator (or end)
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while ( pStart[nMoved] != '\\' && pStart[nMoved] != '\0' )
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{
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nMoved++;
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}
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// Move past trailing slash
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if ( pStart[nMoved] == '\\' )
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{
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nMoved++;
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}
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// Give back a count if they've supplied a pointer
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if ( nCount != NULL )
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{
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*nCount = nMoved;
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}
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// The beginning of the next string, past slash
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return (pStart+nMoved);
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}
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//-----------------------------------------------------------------------------
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// Purpose: Walk through our directory structure given a path as our guide, while expanding
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// and populating the nodes of the tree view to match
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// Input : *path - path (with drive letter) to show
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::ExpandTreeToPath( const char *lpszPath, bool bSelectFinalDirectory /*= true*/ )
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{
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// Make sure our slashes are correct!
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char workPath[MAX_PATH];
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Q_strncpy( workPath, lpszPath, sizeof(workPath) );
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Q_FixSlashes( workPath );
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// Set us to the work drive
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SetStartDirectory( workPath );
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// Check that the path is valid
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if ( workPath[0] == '\0' || DoesDirectoryHaveSubdirectories( m_szCurrentDrive, "" ) == false )
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{
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// Failing, start in C:
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SetStartDirectory( "C:\\" );
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}
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// Start at the root of our tree
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int nItemIndex = m_pDirTree->GetRootItemIndex();
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// Move past the drive letter to the first subdir
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int nPathPos = 0;
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const char *lpszSubDirName = MoveToNextSubDir( workPath, &nPathPos );
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const char *lpszLastSubDirName = NULL;
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int nPathIncr = 0;
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char subDirName[MAX_PATH];
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// While there are subdirectory names present, expand and populate the tree with their subdirectories
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while ( lpszSubDirName[0] != '\0' )
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{
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// Move our string pointer forward while keeping where our last subdir started off
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lpszLastSubDirName = lpszSubDirName;
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lpszSubDirName = MoveToNextSubDir( lpszSubDirName, &nPathIncr );
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// Get the span between the last subdir and the new one
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Q_StrLeft( lpszLastSubDirName, nPathIncr, subDirName, sizeof(subDirName) );
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Q_StripTrailingSlash( subDirName );
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// Increment where we are in the string for use later
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nPathPos += nPathIncr;
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// Run through the list and expand to our currently selected directory
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for ( int i = 0; i < m_pDirTree->GetNumChildren( nItemIndex ); i++ )
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{
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// Get the child and data for it
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int nChild = m_pDirTree->GetChild( nItemIndex, i );
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KeyValues *pValues = m_pDirTree->GetItemData( nChild );
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// See if this matches
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if ( Q_stricmp( pValues->GetString( "Text" ), subDirName ) == 0 )
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{
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// This is the new root item
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nItemIndex = nChild;
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// Get the full path (starting from the drive letter) up to our current subdir
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Q_strncpy( subDirName, workPath, nPathPos );
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Q_AppendSlash( subDirName, sizeof(subDirName) );
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// Expand the tree node and populate its subdirs for our next iteration
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ExpandTreeNode( subDirName, nItemIndex );
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break;
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}
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}
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}
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// Select our last directory if we've been asked to (and it's valid)
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if ( bSelectFinalDirectory && m_pDirTree->IsItemIDValid( nItemIndex ) )
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{
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// If we don't call this once before selecting an item, the tree will not be properly expanded
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// before it calculates how to show the selected item in the view
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PerformLayout();
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// Select that item
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m_pDirTree->AddSelectedItem( nItemIndex, true );
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: sets where it should start searching
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::SetStartDirectory(const char *path)
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{
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strncpy(m_szCurrentDir, path, sizeof(m_szCurrentDir));
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strncpy(m_szCurrentDrive, path, sizeof(m_szCurrentDrive));
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m_szCurrentDrive[sizeof(m_szCurrentDrive) - 1] = 0;
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char *firstSlash = strstr(m_szCurrentDrive, "\\");
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if (firstSlash)
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{
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firstSlash[1] = 0;
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}
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BuildDirTree();
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BuildDriveChoices();
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// update state of create directory button
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int selectedIndex = m_pDirTree->GetFirstSelectedItem();
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if (m_pDirTree->IsItemIDValid(selectedIndex))
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{
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m_pCreateButton->SetEnabled(true);
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}
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else
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{
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m_pCreateButton->SetEnabled(false);
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: sets what name should show up by default in the create directory dialog
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::SetDefaultCreateDirectoryName(const char *defaultCreateDirName)
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{
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strncpy(m_szDefaultCreateDirName, defaultCreateDirName, sizeof(m_szDefaultCreateDirName));
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m_szDefaultCreateDirName[sizeof(m_szDefaultCreateDirName) - 1] = 0;
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}
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//-----------------------------------------------------------------------------
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// Purpose: opens the dialog
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::DoModal()
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{
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input()->SetAppModalSurface(GetVPanel());
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BaseClass::Activate();
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MoveToCenterOfScreen();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Builds drive choices
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::BuildDriveChoices()
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{
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m_pDriveCombo->DeleteAllItems();
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char drives[256] = { 0 };
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int len = system()->GetAvailableDrives(drives, sizeof(drives));
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char *pBuf = drives;
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KeyValues *kv = new KeyValues("drive");
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for (int i = 0; i < len / 4; i++)
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{
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kv->SetString("drive", pBuf);
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int itemID = m_pDriveCombo->AddItem(pBuf, kv);
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if (!stricmp(pBuf, m_szCurrentDrive))
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{
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m_pDriveCombo->ActivateItem(itemID);
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}
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pBuf += 4;
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}
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kv->deleteThis();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Builds the base tree directory
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::BuildDirTree()
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{
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// clear current tree
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m_pDirTree->RemoveAll();
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// add in a root
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int rootIndex = m_pDirTree->AddItem(new KeyValues("root", "Text", m_szCurrentDrive), -1);
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// build first level of the tree
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ExpandTreeNode(m_szCurrentDrive, rootIndex);
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// start the root expanded
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m_pDirTree->ExpandItem(rootIndex, true);
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}
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//-----------------------------------------------------------------------------
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// Purpose: expands a path
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::ExpandTreeNode(const char *path, int parentNodeIndex)
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{
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// set the small wait cursor
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surface()->SetCursor(dc_waitarrow);
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// get all the subfolders of the current drive
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char searchString[512];
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sprintf(searchString, "%s*.*", path);
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FileFindHandle_t h;
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const char *pFileName = g_pFullFileSystem->FindFirstEx( searchString, NULL, &h );
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for ( ; pFileName; pFileName = g_pFullFileSystem->FindNext( h ) )
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{
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if ( !Q_stricmp( pFileName, ".." ) || !Q_stricmp( pFileName, "." ) )
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continue;
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KeyValues *kv = new KeyValues("item");
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kv->SetString("Text", pFileName);
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// set the folder image
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kv->SetInt("Image", 1);
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kv->SetInt("SelectedImage", 1);
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kv->SetInt("Expand", DoesDirectoryHaveSubdirectories(path, pFileName));
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m_pDirTree->AddItem(kv, parentNodeIndex);
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}
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g_pFullFileSystem->FindClose( h );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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bool DirectorySelectDialog::DoesDirectoryHaveSubdirectories(const char *path, const char *dir)
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{
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char searchString[512];
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sprintf(searchString, "%s%s\\*.*", path, dir);
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FileFindHandle_t h;
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const char *pFileName = g_pFullFileSystem->FindFirstEx( searchString, NULL, &h );
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for ( ; pFileName; pFileName = g_pFullFileSystem->FindNext( h ) )
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{
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char szFullPath[ MAX_PATH ];
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Q_snprintf( szFullPath, sizeof(szFullPath), "%s\\%s", path, pFileName );
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Q_FixSlashes( szFullPath );
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if ( g_pFullFileSystem->IsDirectory( szFullPath ) )
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{
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g_pFullFileSystem->FindClose( h );
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return true;
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}
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}
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g_pFullFileSystem->FindClose( h );
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return false;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Generates the children for the specified node
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::GenerateChildrenOfDirectoryNode(int nodeIndex)
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{
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// generate path
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char path[512];
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GenerateFullPathForNode(nodeIndex, path, sizeof(path));
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// expand out
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ExpandTreeNode(path, nodeIndex);
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}
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//-----------------------------------------------------------------------------
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// Purpose: creates the full path for a node
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::GenerateFullPathForNode(int nodeIndex, char *path, int pathBufferSize)
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{
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// get all the nodes
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CUtlLinkedList<int, int> nodes;
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nodes.AddToTail(nodeIndex);
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int parentIndex = nodeIndex;
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while (1)
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{
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parentIndex = m_pDirTree->GetItemParent(parentIndex);
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if (parentIndex == -1)
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break;
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nodes.AddToHead(parentIndex);
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}
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// walk the nodes, adding to the path
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path[0] = 0;
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bool bFirst = true;
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FOR_EACH_LL( nodes, i )
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{
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KeyValues *kv = m_pDirTree->GetItemData( nodes[i] );
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strcat(path, kv->GetString("Text"));
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if (!bFirst)
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{
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strcat(path, "\\");
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}
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bFirst = false;
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Handles combo box changes
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::OnTextChanged()
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{
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KeyValues *kv = m_pDriveCombo->GetActiveItemUserData();
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if (!kv)
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return;
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const char *newDrive = kv->GetString("drive");
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if (stricmp(newDrive, m_szCurrentDrive))
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{
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// drive changed, reset
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SetStartDirectory(newDrive);
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: creates a directory
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::OnCreateDirectory(const char *dir)
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{
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int selectedIndex = m_pDirTree->GetFirstSelectedItem();
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if (m_pDirTree->IsItemIDValid(selectedIndex))
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{
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char fullPath[512];
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GenerateFullPathForNode(selectedIndex, fullPath, sizeof(fullPath));
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// create the new directory underneath
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strcat(fullPath, dir);
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if (_mkdir(fullPath) == 0)
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{
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// add new path to tree view
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KeyValues *kv = new KeyValues("item");
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kv->SetString("Text", dir);
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// set the folder image
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kv->SetInt("Image", 1);
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kv->SetInt("SelectedImage", 1);
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int itemID = m_pDirTree->AddItem(kv, selectedIndex);
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// select the item
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m_pDirTree->AddSelectedItem( itemID, true );
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}
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else
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{
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// print error message
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MessageBox *box = new MessageBox("#vgui_CreateDirectoryFail_Title", "#vgui_CreateDirectoryFail_Info");
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box->DoModal(this);
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: dialog closes
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::OnClose()
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{
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BaseClass::OnClose();
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MarkForDeletion();
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}
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//-----------------------------------------------------------------------------
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// Purpose: handles button commands
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//-----------------------------------------------------------------------------
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void DirectorySelectDialog::OnCommand(const char *command)
|
|
{
|
|
if (!stricmp(command, "Cancel"))
|
|
{
|
|
Close();
|
|
}
|
|
else if (!stricmp(command, "Select"))
|
|
{
|
|
// path selected
|
|
int selectedIndex = m_pDirTree->GetFirstSelectedItem();
|
|
if (m_pDirTree->IsItemIDValid(selectedIndex))
|
|
{
|
|
char fullPath[512];
|
|
GenerateFullPathForNode(selectedIndex, fullPath, sizeof(fullPath));
|
|
PostActionSignal(new KeyValues("DirectorySelected", "dir", fullPath));
|
|
Close();
|
|
}
|
|
}
|
|
else if (!stricmp(command, "Create"))
|
|
{
|
|
int selectedIndex = m_pDirTree->GetFirstSelectedItem();
|
|
if (m_pDirTree->IsItemIDValid(selectedIndex))
|
|
{
|
|
CreateDirectoryDialog *dlg = new CreateDirectoryDialog(this, m_szDefaultCreateDirName);
|
|
dlg->AddActionSignalTarget(this);
|
|
dlg->Activate();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
BaseClass::OnCommand(command);
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Purpose: Update the text in the combo
|
|
//-----------------------------------------------------------------------------
|
|
void DirectorySelectDialog::OnTreeViewItemSelected()
|
|
{
|
|
int selectedIndex = m_pDirTree->GetFirstSelectedItem();
|
|
if (!m_pDirTree->IsItemIDValid(selectedIndex))
|
|
{
|
|
m_pCreateButton->SetEnabled(false);
|
|
return;
|
|
}
|
|
m_pCreateButton->SetEnabled(true);
|
|
|
|
// build the string
|
|
char fullPath[512];
|
|
GenerateFullPathForNode(selectedIndex, fullPath, sizeof(fullPath));
|
|
|
|
int itemID = m_pDriveCombo->GetActiveItem();
|
|
m_pDriveCombo->UpdateItem(itemID, fullPath, NULL);
|
|
m_pDriveCombo->SetText(fullPath);
|
|
} |