9a83f86094
Standardize on using a single macro across all wxWidgets sources and solve the name clash with Sun CC standard headers (see #10660). git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61508 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
525 lines
15 KiB
C++
525 lines
15 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: shaped.cpp
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// Purpose: Shaped Window sample
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// Author: Robin Dunn
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// Modified by:
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// Created: 28-Mar-2003
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// RCS-ID: $Id$
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// Copyright: (c) Robin Dunn
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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// for all others, include the necessary headers
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#ifndef WX_PRECOMP
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#include "wx/app.h"
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#include "wx/log.h"
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#include "wx/frame.h"
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#include "wx/panel.h"
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#include "wx/stattext.h"
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#include "wx/menu.h"
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#include "wx/layout.h"
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#include "wx/msgdlg.h"
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#include "wx/image.h"
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#endif
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#include "wx/dcclient.h"
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#include "wx/image.h"
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#ifndef __WXMSW__
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#include "../sample.xpm"
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#endif
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// menu ids
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enum
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{
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Show_Shaped = 100,
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Show_Transparent,
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// must be consecutive and in the same order as wxShowEffect enum elements
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Show_Effect_First,
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Show_Effect_Roll = Show_Effect_First,
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Show_Effect_Slide,
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Show_Effect_Blend,
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Show_Effect_Expand,
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Show_Effect_Last = Show_Effect_Expand
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};
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// ----------------------------------------------------------------------------
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// private classes
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// ----------------------------------------------------------------------------
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// Define a new application type, each program should derive a class from wxApp
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class MyApp : public wxApp
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{
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public:
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// override base class virtuals
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// ----------------------------
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// this one is called on application startup and is a good place for the app
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// initialization (doing it here and not in the ctor allows to have an error
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// return: if OnInit() returns false, the application terminates)
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virtual bool OnInit();
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};
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// Main frame just contains the menu items invoking the other tests
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class MainFrame : public wxFrame
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{
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public:
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MainFrame();
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private:
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void OnShowShaped(wxCommandEvent& event);
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void OnShowTransparent(wxCommandEvent& event);
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void OnShowEffect(wxCommandEvent& event);
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DECLARE_EVENT_TABLE()
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};
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// Define a new frame type: this is going to the frame showing the
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// effect of wxFRAME_SHAPED
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class ShapedFrame : public wxFrame
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{
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public:
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// ctor(s)
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ShapedFrame(wxFrame *parent);
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void SetWindowShape();
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// event handlers (these functions should _not_ be virtual)
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void OnDoubleClick(wxMouseEvent& evt);
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void OnLeftDown(wxMouseEvent& evt);
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void OnLeftUp(wxMouseEvent& evt);
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void OnMouseMove(wxMouseEvent& evt);
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void OnExit(wxMouseEvent& evt);
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void OnPaint(wxPaintEvent& evt);
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private:
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bool m_hasShape;
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wxBitmap m_bmp;
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wxPoint m_delta;
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// any class wishing to process wxWidgets events must use this macro
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DECLARE_EVENT_TABLE()
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};
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// Define a new frame type: this is going to the frame showing the
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// effect of wxWindow::SetTransparent and of
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// wxWindow::SetBackgroundStyle(wxBG_STYLE_TRANSPARENT)
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class SeeThroughFrame : public wxFrame
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{
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public:
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// ctor(s)
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SeeThroughFrame();
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// event handlers (these functions should _not_ be virtual)
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void OnDoubleClick(wxMouseEvent& evt);
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void OnPaint(wxPaintEvent& evt);
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private:
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enum State
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{
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STATE_SEETHROUGH,
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STATE_TRANSPARENT,
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STATE_OPAQUE,
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STATE_MAX
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};
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State m_currentState;
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// any class wishing to process wxWidgets events must use this macro
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DECLARE_EVENT_TABLE()
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};
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class EffectFrame : public wxFrame
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{
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public:
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EffectFrame(wxWindow *parent,
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wxShowEffect effect,
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// TODO: add menu command to the main frame to allow changing
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// these parameters
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unsigned timeout = 1000)
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: wxFrame(parent, wxID_ANY,
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wxString::Format("Frame shown with %s effect",
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GetEffectName(effect)),
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wxDefaultPosition, wxSize(450, 300)),
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m_effect(effect),
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m_timeout(timeout)
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{
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new wxStaticText(this, wxID_ANY,
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wxString::Format("Effect: %s", GetEffectName(effect)),
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wxPoint(20, 20));
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new wxStaticText(this, wxID_ANY,
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wxString::Format("Timeout: %ums", m_timeout),
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wxPoint(20, 60));
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ShowWithEffect(m_effect, m_timeout);
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Connect(wxEVT_CLOSE_WINDOW, wxCloseEventHandler(EffectFrame::OnClose));
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}
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private:
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static const char *GetEffectName(wxShowEffect effect)
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{
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static const char *names[] =
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{
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"roll to left",
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"roll to right",
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"roll to top",
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"roll to bottom",
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"slide to left",
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"slide to right",
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"slide to top",
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"slide to bottom",
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"fade",
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"expand",
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};
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wxCOMPILE_TIME_ASSERT( WXSIZEOF(names) == wxSHOW_EFFECT_MAX,
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EffectNamesMismatch );
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return names[effect];
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}
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void OnClose(wxCloseEvent& event)
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{
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HideWithEffect(m_effect, m_timeout);
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event.Skip();
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}
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wxShowEffect m_effect;
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unsigned m_timeout;
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};
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// the application class
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// ----------------------------------------------------------------------------
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IMPLEMENT_APP(MyApp)
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// `Main program' equivalent: the program execution "starts" here
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bool MyApp::OnInit()
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{
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if ( !wxApp::OnInit() )
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return false;
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wxInitAllImageHandlers();
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new MainFrame;
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// success: wxApp::OnRun() will be called which will enter the main message
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// loop and the application will run. If we returned false here, the
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// application would exit immediately.
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return true;
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}
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// ----------------------------------------------------------------------------
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// main frame
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// ----------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(MainFrame, wxFrame)
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EVT_MENU(Show_Shaped, MainFrame::OnShowShaped)
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EVT_MENU(Show_Transparent, MainFrame::OnShowTransparent)
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EVT_MENU_RANGE(Show_Effect_First, Show_Effect_Last, MainFrame::OnShowEffect)
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END_EVENT_TABLE()
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MainFrame::MainFrame()
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: wxFrame(NULL, wxID_ANY, "wxWidgets Shaped Sample",
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wxDefaultPosition, wxSize(200, 100))
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{
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SetIcon(wxICON(sample));
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wxMenuBar * const mbar = new wxMenuBar;
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wxMenu * const menuFrames = new wxMenu;
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menuFrames->Append(Show_Shaped, "Show &shaped window\tCtrl-S");
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menuFrames->Append(Show_Transparent, "Show &transparent window\tCtrl-T");
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menuFrames->AppendSeparator();
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menuFrames->Append(Show_Effect_Roll, "Show &rolled effect\tCtrl-R");
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menuFrames->Append(Show_Effect_Slide, "Show s&lide effect\tCtrl-L");
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menuFrames->Append(Show_Effect_Blend, "Show &fade effect\tCtrl-F");
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menuFrames->Append(Show_Effect_Expand, "Show &expand effect\tCtrl-E");
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menuFrames->AppendSeparator();
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menuFrames->Append(wxID_EXIT, "E&xit");
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mbar->Append(menuFrames, "&Show");
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SetMenuBar(mbar);
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Show();
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}
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void MainFrame::OnShowShaped(wxCommandEvent& WXUNUSED(event))
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{
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ShapedFrame *shapedFrame = new ShapedFrame(this);
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shapedFrame->Show(true);
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}
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void MainFrame::OnShowTransparent(wxCommandEvent& WXUNUSED(event))
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{
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SeeThroughFrame *seeThroughFrame = new SeeThroughFrame();
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seeThroughFrame->Show(true);
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}
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void MainFrame::OnShowEffect(wxCommandEvent& event)
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{
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int effect = event.GetId();
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static wxDirection direction = wxLEFT;
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direction = (wxDirection)(((int)direction)<< 1);
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if ( direction > wxDOWN )
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direction = wxLEFT ;
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wxShowEffect eff;
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switch ( effect )
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{
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case Show_Effect_Roll:
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switch ( direction )
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{
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case wxLEFT:
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eff = wxSHOW_EFFECT_ROLL_TO_LEFT;
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break;
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case wxRIGHT:
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eff = wxSHOW_EFFECT_ROLL_TO_RIGHT;
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break;
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case wxTOP:
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eff = wxSHOW_EFFECT_ROLL_TO_TOP;
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break;
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case wxBOTTOM:
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eff = wxSHOW_EFFECT_ROLL_TO_BOTTOM;
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break;
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default:
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wxFAIL_MSG( "invalid direction" );
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return;
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}
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break;
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case Show_Effect_Slide:
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switch ( direction )
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{
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case wxLEFT:
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eff = wxSHOW_EFFECT_SLIDE_TO_LEFT;
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break;
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case wxRIGHT:
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eff = wxSHOW_EFFECT_SLIDE_TO_RIGHT;
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break;
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case wxTOP:
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eff = wxSHOW_EFFECT_SLIDE_TO_TOP;
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break;
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case wxBOTTOM:
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eff = wxSHOW_EFFECT_SLIDE_TO_BOTTOM;
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break;
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default:
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wxFAIL_MSG( "invalid direction" );
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return;
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}
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break;
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case Show_Effect_Blend:
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eff = wxSHOW_EFFECT_BLEND;
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break;
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case Show_Effect_Expand:
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eff = wxSHOW_EFFECT_EXPAND;
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break;
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default:
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wxFAIL_MSG( "invalid effect" );
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return;
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}
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new EffectFrame(this, eff,1000);
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}
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// ----------------------------------------------------------------------------
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// shaped frame
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// ----------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(ShapedFrame, wxFrame)
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EVT_LEFT_DCLICK(ShapedFrame::OnDoubleClick)
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EVT_LEFT_DOWN(ShapedFrame::OnLeftDown)
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EVT_LEFT_UP(ShapedFrame::OnLeftUp)
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EVT_MOTION(ShapedFrame::OnMouseMove)
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EVT_RIGHT_UP(ShapedFrame::OnExit)
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EVT_PAINT(ShapedFrame::OnPaint)
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END_EVENT_TABLE()
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// frame constructor
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ShapedFrame::ShapedFrame(wxFrame *parent)
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: wxFrame(parent, wxID_ANY, wxEmptyString,
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wxDefaultPosition, wxSize(100, 100),
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0
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| wxFRAME_SHAPED
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| wxSIMPLE_BORDER
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| wxFRAME_NO_TASKBAR
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| wxSTAY_ON_TOP
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)
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{
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m_hasShape = false;
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m_bmp = wxBitmap(wxT("star.png"), wxBITMAP_TYPE_PNG);
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SetSize(wxSize(m_bmp.GetWidth(), m_bmp.GetHeight()));
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SetToolTip(wxT("Right-click to close"));
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SetWindowShape();
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}
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void ShapedFrame::SetWindowShape()
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{
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wxRegion region(m_bmp, *wxWHITE);
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m_hasShape = SetShape(region);
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}
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void ShapedFrame::OnDoubleClick(wxMouseEvent& WXUNUSED(evt))
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{
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if (m_hasShape)
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{
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wxRegion region;
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SetShape(region);
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m_hasShape = false;
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}
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else
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SetWindowShape();
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}
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void ShapedFrame::OnLeftDown(wxMouseEvent& evt)
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{
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CaptureMouse();
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wxPoint pos = ClientToScreen(evt.GetPosition());
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wxPoint origin = GetPosition();
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int dx = pos.x - origin.x;
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int dy = pos.y - origin.y;
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m_delta = wxPoint(dx, dy);
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}
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void ShapedFrame::OnLeftUp(wxMouseEvent& WXUNUSED(evt))
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{
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if (HasCapture())
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{
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ReleaseMouse();
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}
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}
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void ShapedFrame::OnMouseMove(wxMouseEvent& evt)
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{
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wxPoint pt = evt.GetPosition();
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if (evt.Dragging() && evt.LeftIsDown())
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{
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wxPoint pos = ClientToScreen(pt);
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Move(wxPoint(pos.x - m_delta.x, pos.y - m_delta.y));
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}
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}
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void ShapedFrame::OnExit(wxMouseEvent& WXUNUSED(evt))
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{
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Close();
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}
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void ShapedFrame::OnPaint(wxPaintEvent& WXUNUSED(evt))
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{
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wxPaintDC dc(this);
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dc.DrawBitmap(m_bmp, 0, 0, true);
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}
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// ----------------------------------------------------------------------------
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// see-through frame
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// ----------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(SeeThroughFrame, wxFrame)
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EVT_LEFT_DCLICK(SeeThroughFrame::OnDoubleClick)
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EVT_PAINT(SeeThroughFrame::OnPaint)
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END_EVENT_TABLE()
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SeeThroughFrame::SeeThroughFrame()
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: wxFrame(NULL, wxID_ANY, "Transparency test: double click here",
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wxPoint(100, 30), wxSize(300, 300),
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wxDEFAULT_FRAME_STYLE |
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wxFULL_REPAINT_ON_RESIZE |
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wxSTAY_ON_TOP),
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m_currentState(STATE_SEETHROUGH)
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{
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SetBackgroundColour(wxColour(255, 255, 255, 255));
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SetBackgroundStyle(wxBG_STYLE_TRANSPARENT);
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}
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// Paints a grid of varying hue and alpha
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void SeeThroughFrame::OnPaint(wxPaintEvent& WXUNUSED(evt))
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{
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wxPaintDC dc(this);
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dc.SetPen(wxNullPen);
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int xcount = 8;
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int ycount = 8;
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float xstep = 1. / xcount;
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float ystep = 1. / ycount;
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int width = GetClientSize().GetWidth();
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int height = GetClientSize().GetHeight();
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for ( float x = 0.; x < 1.; x += xstep )
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{
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for ( float y = 0.; y < 1.; y += ystep )
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{
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wxImage::RGBValue v = wxImage::HSVtoRGB(wxImage::HSVValue(x, 1., 1.));
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dc.SetBrush(wxBrush(wxColour(v.red, v.green, v.blue,
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(int)(255*(1. - y)))));
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int x1 = (int)(x * width);
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int y1 = (int)(y * height);
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int x2 = (int)((x + xstep) * width);
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int y2 = (int)((y + ystep) * height);
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dc.DrawRectangle(x1, y1, x2 - x1, y2 - y1);
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}
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}
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}
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// Switches between colour and transparent background on doubleclick
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void SeeThroughFrame::OnDoubleClick(wxMouseEvent& WXUNUSED(evt))
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{
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m_currentState = (State)((m_currentState + 1) % STATE_MAX);
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switch ( m_currentState )
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{
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case STATE_OPAQUE:
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SetBackgroundStyle(wxBG_STYLE_COLOUR);
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SetTransparent(255);
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SetTitle("Opaque");
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break;
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case STATE_SEETHROUGH:
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SetBackgroundStyle(wxBG_STYLE_TRANSPARENT);
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SetTransparent(255);
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SetTitle("See through");
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break;
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case STATE_TRANSPARENT:
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SetBackgroundStyle(wxBG_STYLE_COLOUR);
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SetTransparent(128);
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SetTitle("Semi-transparent");
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break;
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case STATE_MAX:
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wxFAIL_MSG( "unreachable" );
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}
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Refresh();
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}
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