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Diffstat (limited to 'mp/src/public/vgui_controls/DialogManager.h')
| -rw-r--r-- | mp/src/public/vgui_controls/DialogManager.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/mp/src/public/vgui_controls/DialogManager.h b/mp/src/public/vgui_controls/DialogManager.h new file mode 100644 index 00000000..5eee0dc7 --- /dev/null +++ b/mp/src/public/vgui_controls/DialogManager.h @@ -0,0 +1,196 @@ +//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose:
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#ifndef DIALOGMANAGER_H
+#define DIALOGMANAGER_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include <utllinkedlist.h>
+#include <KeyValues.h>
+#include <vgui_controls/PHandle.h>
+
+namespace vgui
+{
+
+//-----------------------------------------------------------------------------
+// Purpose: utility class, maps a set of ID's to dialogs
+// used to manage sets of similar dialogs (object property dialogs, etc.)
+//-----------------------------------------------------------------------------
+template <class TDialog, class I = int>
+class DialogManager
+{
+public:
+ // new dialog factory function
+ typedef TDialog *(*CreateNewDialogFunc_t)(I dialogID);
+
+ // constructor
+ DialogManager(CreateNewDialogFunc_t createDialogFunc);
+
+ // finds the dialog by the specified ID
+ TDialog *FindDialog(I dialogID, bool bCreate);
+
+ // opens the dialog; creating it if specified
+ TDialog *ActivateDialog(I dialogID, bool bCreate);
+
+ // closes all the dialogs
+ void CloseAll();
+
+ // closes and deletes all the dialogs
+ void CloseAndDeleteAll();
+
+ // returns number of active dialogs
+ int Count();
+
+ // sets parent to use
+ void SetParent( vgui::VPANEL parent );
+
+private:
+ // checks if an index in the dialog list is valid; if it has been deleted, removes the entry
+ bool ValidateIndex(int index);
+
+ struct DialogItem_t
+ {
+ I id;
+ DHANDLE<TDialog> dlg;
+ };
+
+ CUtlLinkedList<DialogItem_t, int> m_Dialogs;
+ CreateNewDialogFunc_t m_CreateFunc;
+ vgui::VPANEL m_pVGUIParentPanel;
+};
+
+
+// constructor
+template <class TDialog, class I>
+inline DialogManager<TDialog, I>::DialogManager(CreateNewDialogFunc_t createDialogFunc)
+{
+ m_CreateFunc = createDialogFunc;
+ m_pVGUIParentPanel = NULL;
+}
+
+// finds the dialog; creating it if necessary
+template <class TDialog, class I>
+inline TDialog *DialogManager<TDialog, I>::FindDialog(I dialogID, bool bCreate)
+{
+ for (int i = 0; i < m_Dialogs.MaxElementIndex(); i++)
+ {
+ if (ValidateIndex(i) && m_Dialogs[i].id == dialogID)
+ {
+ return m_Dialogs[i].dlg;
+ }
+ }
+
+ if (bCreate)
+ {
+ int newIndex = m_Dialogs.AddToTail();
+ if (m_CreateFunc)
+ {
+ m_Dialogs[newIndex].dlg = m_CreateFunc(dialogID);
+ }
+ else
+ {
+ m_Dialogs[newIndex].dlg = new TDialog(NULL, dialogID);
+ }
+ Assert(m_pVGUIParentPanel);
+ m_Dialogs[newIndex].dlg->SetParent( m_pVGUIParentPanel );
+
+ m_Dialogs[newIndex].id = dialogID;
+ return m_Dialogs[newIndex].dlg;
+ }
+
+ // dlg not found, not created
+ return NULL;
+}
+
+// opens the dialog; creating it if necessary
+template <class TDialog, class I>
+inline TDialog *DialogManager<TDialog, I>::ActivateDialog(I dialogID, bool bCreate)
+{
+ TDialog *dlg = FindDialog(dialogID, bCreate);
+ if (dlg)
+ {
+ dlg->Activate();
+ }
+ return dlg;
+}
+
+// count
+template <class TDialog, class I>
+inline int DialogManager<TDialog, I>::Count()
+{
+ // validate all the indexes first
+ for (int i = 0; i < m_Dialogs.MaxElementIndex(); i++)
+ {
+ if (ValidateIndex(i))
+ {
+ }
+ }
+
+ // return the (remaining) count
+ return m_Dialogs.Count();
+}
+
+// closes all the dialogs
+template <class TDialog, class I>
+inline void DialogManager<TDialog, I>::CloseAll()
+{
+ for (int i = 0; i < m_Dialogs.MaxElementIndex(); i++)
+ {
+ if (ValidateIndex(i))
+ {
+ m_Dialogs[i].dlg->PostMessage(m_Dialogs[i].dlg, new KeyValues("Close"));
+ }
+ }
+}
+
+// closes and deletes all the dialogs
+template <class TDialog, class I>
+inline void DialogManager<TDialog, I>::CloseAndDeleteAll()
+{
+ CloseAll();
+ for (int i = 0; i < m_Dialogs.MaxElementIndex(); i++)
+ {
+ if (ValidateIndex(i))
+ {
+ m_Dialogs[i].dlg->MarkForDeletion();
+ }
+ }
+ m_Dialogs.RemoveAll();
+}
+
+// checks if a dialog is valid; if it has been deleted, removes the entry
+template <class TDialog, class I>
+inline bool DialogManager<TDialog, I>::ValidateIndex(int index)
+{
+ if (m_Dialogs.IsValidIndex(index))
+ {
+ if (m_Dialogs[index].dlg.Get())
+ {
+ return true;
+ }
+ else
+ {
+ // entry has been deleted; removed
+ m_Dialogs.Remove(index);
+ }
+ }
+ return false;
+}
+
+template <class TDialog, class I>
+inline void DialogManager<TDialog, I>::SetParent( vgui::VPANEL parent )
+{
+ m_pVGUIParentPanel = parent;
+}
+
+
+} // namespace vgui
+
+#endif // DIALOGMANAGER_H
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