Team Fortress 2 Source Code as on 22/4/2020
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include <vgui/ISurface.h>
#include <KeyValues.h>
#include <vgui/IInput.h>
#include <vgui_controls/Button.h>
#include <vgui_controls/Controls.h>
#include <vgui_controls/Label.h>
#include <vgui_controls/MessageBox.h>
// memdbgon must be the last include file in a .cpp file!!!
#include <tier0/memdbgon.h>
using namespace vgui;
#ifndef max
#define max(a,b) (((a) > (b)) ? (a) : (b))
#endif
vgui::Panel *MessageBox_Factory()
{
return new MessageBox("MessageBox", "MessageBoxText");
}
DECLARE_BUILD_FACTORY_CUSTOM( MessageBox, MessageBox_Factory );
//-----------------------------------------------------------------------------
// Purpose: Constructor
//-----------------------------------------------------------------------------
MessageBox::MessageBox(const char *title, const char *text, Panel *parent) : Frame(parent, NULL, false)
{
SetTitle(title, true);
m_pMessageLabel = new Label(this, NULL, text);
Init();
}
//-----------------------------------------------------------------------------
// Purpose: Constructor
//-----------------------------------------------------------------------------
MessageBox::MessageBox(const wchar_t *wszTitle, const wchar_t *wszText, Panel *parent) : Frame(parent, NULL, false)
{
SetTitle(wszTitle, true);
m_pMessageLabel = new Label(this, NULL, wszText);
Init();
}
//-----------------------------------------------------------------------------
// Purpose: Constructor Helper
//-----------------------------------------------------------------------------
void MessageBox::Init()
{
SetDeleteSelfOnClose(true);
m_pFrameOver = NULL;
m_bShowMessageBoxOverCursor = false;
SetMenuButtonResponsive(false);
SetMinimizeButtonVisible(false);
SetCloseButtonVisible(false);
SetSizeable(false);
m_pOkButton = new Button(this, NULL, "#MessageBox_OK");
m_pOkButton->SetCommand( "OnOk" );
m_pOkButton->AddActionSignalTarget(this);
m_pCancelButton = new Button(this, NULL, "#MessageBox_Cancel");
m_pCancelButton->SetCommand( "OnCancel" );
m_pCancelButton->AddActionSignalTarget(this);
m_pCancelButton->SetVisible( false );
m_OkCommand = m_CancelCommand = NULL;
m_bNoAutoClose = false;
}
//-----------------------------------------------------------------------------
// Purpose: Destructor
//-----------------------------------------------------------------------------
MessageBox::~MessageBox()
{
if ( m_OkCommand )
{
m_OkCommand->deleteThis();
}
if ( m_CancelCommand )
{
m_CancelCommand->deleteThis();
}
}
//-----------------------------------------------------------------------------
// Shows the message box over the cursor
//-----------------------------------------------------------------------------
void MessageBox::ShowMessageBoxOverCursor( bool bEnable )
{
m_bShowMessageBoxOverCursor = bEnable;
}
//-----------------------------------------------------------------------------
// Purpose: size the message label properly
//-----------------------------------------------------------------------------
void MessageBox::OnCommand( const char *pCommand )
{
if ( vgui::input()->GetAppModalSurface() == GetVPanel() )
{
vgui::input()->ReleaseAppModalSurface();
}
if ( !Q_stricmp( pCommand, "OnOk" ) )
{
if ( m_OkCommand )
{
PostActionSignal(m_OkCommand->MakeCopy());
}
}
else if ( !Q_stricmp( pCommand, "OnCancel" ) )
{
if ( m_CancelCommand )
{
PostActionSignal(m_CancelCommand->MakeCopy());
}
}
if ( !m_bNoAutoClose )
{
OnShutdownRequest();
}
}
//-----------------------------------------------------------------------------
// Purpose: size the message label properly
//-----------------------------------------------------------------------------
void MessageBox::ApplySchemeSettings(IScheme *pScheme)
{
BaseClass::ApplySchemeSettings(pScheme);
int wide, tall;
m_pMessageLabel->GetContentSize(wide, tall);
m_pMessageLabel->SetSize(wide, tall);
wide += 100;
tall += 100;
SetSize(wide, tall);
if ( m_bShowMessageBoxOverCursor )
{
PlaceUnderCursor();
return;
}
// move to the middle of the screen
if ( m_pFrameOver )
{
int frameX, frameY;
int frameWide, frameTall;
m_pFrameOver->GetPos(frameX, frameY);
m_pFrameOver->GetSize(frameWide, frameTall);
SetPos((frameWide - wide) / 2 + frameX, (frameTall - tall) / 2 + frameY);
}
else
{
int swide, stall;
surface()->GetScreenSize(swide, stall);
// put the dialog in the middle of the screen
SetPos((swide - wide) / 2, (stall - tall) / 2);
}
}
//-----------------------------------------------------------------------------
// Purpose: Put the message box into a modal state
// Does not suspend execution - use addActionSignal to get return value
//-----------------------------------------------------------------------------
void MessageBox::DoModal(Frame* pFrameOver)
{
ShowWindow(pFrameOver);
/*
// move to the middle of the screen
// get the screen size
int wide, tall;
// get our dialog size
GetSize(wide, tall);
if (pFrameOver)
{
int frameX, frameY;
int frameWide, frameTall;
pFrameOver->GetPos(frameX, frameY);
pFrameOver->GetSize(frameWide, frameTall);
SetPos((frameWide - wide) / 2 + frameX, (frameTall - tall) / 2 + frameY);
}
else
{
int swide, stall;
surface()->GetScreenSize(swide, stall);
// put the dialog in the middle of the screen
SetPos((swide - wide) / 2, (stall - tall) / 2);
}
SetVisible( true );
SetEnabled( true );
MoveToFront();
if (m_pOkButton->IsVisible())
m_pOkButton->RequestFocus();
else // handle message boxes with no button
RequestFocus();
*/
input()->SetAppModalSurface(GetVPanel());
}
void MessageBox::ShowWindow(Frame *pFrameOver)
{
m_pFrameOver = pFrameOver;
SetVisible( true );
SetEnabled( true );
MoveToFront();
if ( m_pOkButton->IsVisible() )
{
m_pOkButton->RequestFocus();
}
else // handle message boxes with no button
{
RequestFocus();
}
InvalidateLayout();
}
//-----------------------------------------------------------------------------
// Purpose: Put the text and OK buttons in correct place
//-----------------------------------------------------------------------------
void MessageBox::PerformLayout()
{
int x, y, wide, tall;
GetClientArea(x, y, wide, tall);
wide += x;
tall += y;
int boxWidth, boxTall;
GetSize(boxWidth, boxTall);
int oldWide, oldTall;
m_pOkButton->GetSize(oldWide, oldTall);
int btnWide, btnTall;
m_pOkButton->GetContentSize(btnWide, btnTall);
btnWide = max(oldWide, btnWide + 10);
btnTall = max(oldTall, btnTall + 10);
m_pOkButton->SetSize(btnWide, btnTall);
int btnWide2 = 0, btnTall2 = 0;
if ( m_pCancelButton->IsVisible() )
{
m_pCancelButton->GetSize(oldWide, oldTall);
m_pCancelButton->GetContentSize(btnWide2, btnTall2);
btnWide2 = max(oldWide, btnWide2 + 10);
btnTall2 = max(oldTall, btnTall2 + 10);
m_pCancelButton->SetSize(btnWide2, btnTall2);
}
boxWidth = max(boxWidth, m_pMessageLabel->GetWide() + 100);
boxWidth = max(boxWidth, (btnWide + btnWide2) * 2 + 30);
SetSize(boxWidth, boxTall);
GetSize(boxWidth, boxTall);
m_pMessageLabel->SetPos((wide/2)-(m_pMessageLabel->GetWide()/2) + x, y + 5 );
if ( !m_pCancelButton->IsVisible() )
{
m_pOkButton->SetPos((wide/2)-(m_pOkButton->GetWide()/2) + x, tall - m_pOkButton->GetTall() - 15);
}
else
{
m_pOkButton->SetPos((wide/4)-(m_pOkButton->GetWide()/2) + x, tall - m_pOkButton->GetTall() - 15);
m_pCancelButton->SetPos((3*wide/4)-(m_pOkButton->GetWide()/2) + x, tall - m_pOkButton->GetTall() - 15);
}
BaseClass::PerformLayout();
GetSize(boxWidth, boxTall);
}
//-----------------------------------------------------------------------------
// Purpose: Set a string command to be sent when the OK button is pressed.
//-----------------------------------------------------------------------------
void MessageBox::SetCommand(const char *command)
{
if (m_OkCommand)
{
m_OkCommand->deleteThis();
}
m_OkCommand = new KeyValues("Command", "command", command);
}
//-----------------------------------------------------------------------------
// Purpose: Sets the command
//-----------------------------------------------------------------------------
void MessageBox::SetCommand(KeyValues *command)
{
if (m_OkCommand)
{
m_OkCommand->deleteThis();
}
m_OkCommand = command;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void MessageBox::OnShutdownRequest()
{
// Shutdown the dialog
PostMessage(this, new KeyValues("Close"));
}
//-----------------------------------------------------------------------------
// Purpose: Set the visibility of the OK button.
//-----------------------------------------------------------------------------
void MessageBox::SetOKButtonVisible(bool state)
{
m_pOkButton->SetVisible(state);
}
//-----------------------------------------------------------------------------
// Purpose: Sets the Text on the OK button
//-----------------------------------------------------------------------------
void MessageBox::SetOKButtonText(const char *buttonText)
{
m_pOkButton->SetText(buttonText);
InvalidateLayout();
}
//-----------------------------------------------------------------------------
// Purpose: Sets the Text on the OK button
//-----------------------------------------------------------------------------
void MessageBox::SetOKButtonText(const wchar_t *wszButtonText)
{
m_pOkButton->SetText(wszButtonText);
InvalidateLayout();
}
//-----------------------------------------------------------------------------
// Cancel button (off by default)
//-----------------------------------------------------------------------------
void MessageBox::SetCancelButtonVisible(bool state)
{
m_pCancelButton->SetVisible(state);
InvalidateLayout();
}
void MessageBox::SetCancelButtonText(const char *buttonText)
{
m_pCancelButton->SetText(buttonText);
InvalidateLayout();
}
void MessageBox::SetCancelButtonText(const wchar_t *wszButtonText)
{
m_pCancelButton->SetText(wszButtonText);
InvalidateLayout();
}
void MessageBox::SetCancelCommand( KeyValues *command )
{
if (m_CancelCommand)
{
m_CancelCommand->deleteThis();
}
m_CancelCommand = command;
}
//-----------------------------------------------------------------------------
// Purpose: Toggles visibility of the close box.
//-----------------------------------------------------------------------------
void MessageBox::DisableCloseButton(bool state)
{
BaseClass::SetCloseButtonVisible(state);
m_bNoAutoClose = true;
}