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119 lines
3.4 KiB
C++
119 lines
3.4 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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// $NoKeywords: $
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//=============================================================================//
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#include "DemoPage.h"
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#include <VGUI/IVGui.h>
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#include <vgui_controls/Controls.h>
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#include <Keyvalues.h>
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#include <vgui_controls/Button.h>
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#include <vgui_controls/MessageBox.h>
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using namespace vgui;
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// Message boxes are windows that pop up in response to events.
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// They are particularly useful for error messages.
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// In this example we will trigger the opening of a message box when
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// a button is pressed.
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class MessageBoxDemo: public DemoPage
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{
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public:
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MessageBoxDemo(Panel *parent, const char *name);
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~MessageBoxDemo();
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void OnButtonClicked();
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void ShowMessageBox();
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private:
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Button *m_pButton;
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DECLARE_PANELMAP();
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};
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//-----------------------------------------------------------------------------
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// Purpose: Constructor
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//-----------------------------------------------------------------------------
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MessageBoxDemo::MessageBoxDemo(Panel *parent, const char *name) : DemoPage(parent, name)
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{
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// Create a button to trigger the message box.
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m_pButton = new Button(this, "AButton", "Click Me For A Message");
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// Size the button to its text.
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int wide, tall;
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m_pButton->GetContentSize(wide, tall);
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m_pButton->SetSize(wide + Label::Content, tall + Label::Content);
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// Set its position.
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m_pButton->SetPos(100, 100);
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// Install a command that will be executed when the button is pressed
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// Here we use a KeyValues command, this is mapped using the Message map
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// below to a function.
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m_pButton->SetCommand(new KeyValues ("ButtonClicked"));
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}
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//-----------------------------------------------------------------------------
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// Purpose: Destructor
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//-----------------------------------------------------------------------------
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MessageBoxDemo::~MessageBoxDemo()
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{
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}
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//-----------------------------------------------------------------------------
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// Purpose: Respond to a message based action signal
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//
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//-----------------------------------------------------------------------------
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void MessageBoxDemo::OnButtonClicked()
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{
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ivgui()->DPrintf("Button was clicked.\n");
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// When the button is clicked we open the message box in response.
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ShowMessageBox();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Display a message box
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//-----------------------------------------------------------------------------
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void MessageBoxDemo::ShowMessageBox()
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{
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// create a new message box.
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// The first arg is the name of the window and will be across the top.
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// The second arg is the text that will appear in the message box.
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// The third arg is if the box starts minimized (yes since we want the button to open it)
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// The fourth arg is a parent window arg.
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MessageBox *pMessage = new MessageBox ("Message Window", "Here is some message box text\n You must click OK to continue.", NULL);
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// This command will pop up the message box and hold it there until we click
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// the OK button. When the OK button is clicked the message box object is destroyed.
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pMessage->DoModal();
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}
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MessageMapItem_t MessageBoxDemo::m_MessageMap[] =
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{
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MAP_MESSAGE( MessageBoxDemo, "ButtonClicked", OnButtonClicked ),
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};
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IMPLEMENT_PANELMAP(MessageBoxDemo, DemoPage);
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Panel* MessageBoxDemo_Create(Panel *parent)
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{
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return new MessageBoxDemo(parent, "MessageBoxDemo");
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}
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