X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/94a5c401ac79b6dd6c4d9735714a1e5c425a095b..fdfa35b4d7a5f1564fc29c79e3090f50572b1f96:/samples/shaped/shaped.cpp diff --git a/samples/shaped/shaped.cpp b/samples/shaped/shaped.cpp index ae8675c7cb..9b05903463 100644 --- a/samples/shaped/shaped.cpp +++ b/samples/shaped/shaped.cpp @@ -17,11 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(__APPLE__) - #pragma implementation - #pragma interface -#endif - // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" @@ -43,8 +38,32 @@ #endif #include "wx/dcclient.h" +#include "wx/graphics.h" #include "wx/image.h" +#ifndef __WXMSW__ + #include "../sample.xpm" +#endif + +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- + +// menu ids +enum +{ + Show_Shaped = 100, + Show_Transparent, + + // must be consecutive and in the same order as wxShowEffect enum elements + Show_Effect_First, + Show_Effect_Roll = Show_Effect_First, + Show_Effect_Slide, + Show_Effect_Blend, + Show_Effect_Expand, + Show_Effect_Last = Show_Effect_Expand +}; + // ---------------------------------------------------------------------------- // private classes // ---------------------------------------------------------------------------- @@ -63,12 +82,28 @@ public: }; -// Define a new frame type: this is going to be our main frame +// Main frame just contains the menu items invoking the other tests +class MainFrame : public wxFrame +{ +public: + MainFrame(); + +private: + void OnShowShaped(wxCommandEvent& event); + void OnShowTransparent(wxCommandEvent& event); + void OnShowEffect(wxCommandEvent& event); + void OnExit(wxCommandEvent& event); + + DECLARE_EVENT_TABLE() +}; + +// Define a new frame type: this is going to the frame showing the +// effect of wxFRAME_SHAPED class ShapedFrame : public wxFrame { public: // ctor(s) - ShapedFrame(); + ShapedFrame(wxFrame *parent); void SetWindowShape(); // event handlers (these functions should _not_ be virtual) @@ -78,10 +113,18 @@ public: void OnMouseMove(wxMouseEvent& evt); void OnExit(wxMouseEvent& evt); void OnPaint(wxPaintEvent& evt); - void OnWindowCreate(wxWindowCreateEvent& evt); private: - bool m_hasShape; + enum ShapeKind + { + Shape_None, + Shape_Star, +#if wxUSE_GRAPHICS_CONTEXT + Shape_Circle, +#endif // wxUSE_GRAPHICS_CONTEXT + Shape_Max + } m_shapeKind; + wxBitmap m_bmp; wxPoint m_delta; @@ -89,35 +132,94 @@ private: DECLARE_EVENT_TABLE() }; +// Define a new frame type: this is going to the frame showing the +// effect of wxWindow::SetTransparent and of +// wxWindow::SetBackgroundStyle(wxBG_STYLE_TRANSPARENT) +class SeeThroughFrame : public wxFrame +{ +public: + // ctor(s) + SeeThroughFrame(); -// ---------------------------------------------------------------------------- -// event tables and other macros for wxWidgets -// ---------------------------------------------------------------------------- + // event handlers (these functions should _not_ be virtual) + void OnDoubleClick(wxMouseEvent& evt); + void OnPaint(wxPaintEvent& evt); -// the event tables connect the wxWidgets events with the functions (event -// handlers) which process them. It can be also done at run-time, but for the -// simple menu events like this the static method is much simpler. -BEGIN_EVENT_TABLE(ShapedFrame, wxFrame) - EVT_LEFT_DCLICK(ShapedFrame::OnDoubleClick) - EVT_LEFT_DOWN(ShapedFrame::OnLeftDown) - EVT_LEFT_UP(ShapedFrame::OnLeftUp) - EVT_MOTION(ShapedFrame::OnMouseMove) - EVT_RIGHT_UP(ShapedFrame::OnExit) +private: + enum State + { + STATE_SEETHROUGH, + STATE_TRANSPARENT, + STATE_OPAQUE, + STATE_MAX + }; - EVT_PAINT(ShapedFrame::OnPaint) + State m_currentState; -#ifdef __WXGTK__ - EVT_WINDOW_CREATE(ShapedFrame::OnWindowCreate) -#endif -END_EVENT_TABLE() + // any class wishing to process wxWidgets events must use this macro + DECLARE_EVENT_TABLE() +}; + +class EffectFrame : public wxFrame +{ +public: + EffectFrame(wxWindow *parent, + wxShowEffect effect, + // TODO: add menu command to the main frame to allow changing + // these parameters + unsigned timeout = 1000) + : wxFrame(parent, wxID_ANY, + wxString::Format("Frame shown with %s effect", + GetEffectName(effect)), + wxDefaultPosition, wxSize(450, 300)), + m_effect(effect), + m_timeout(timeout) + { + new wxStaticText(this, wxID_ANY, + wxString::Format("Effect: %s", GetEffectName(effect)), + wxPoint(20, 20)); + new wxStaticText(this, wxID_ANY, + wxString::Format("Timeout: %ums", m_timeout), + wxPoint(20, 60)); + ShowWithEffect(m_effect, m_timeout); -// Create a new application object: this macro will allow wxWidgets to create -// the application object during program execution (it's better than using a -// static object for many reasons) and also declares the accessor function -// wxGetApp() which will return the reference of the right type (i.e. MyApp and -// not wxApp) -IMPLEMENT_APP(MyApp) + Connect(wxEVT_CLOSE_WINDOW, wxCloseEventHandler(EffectFrame::OnClose)); + } + +private: + static const char *GetEffectName(wxShowEffect effect) + { + static const char *names[] = + { + "none", + "roll to left", + "roll to right", + "roll to top", + "roll to bottom", + "slide to left", + "slide to right", + "slide to top", + "slide to bottom", + "fade", + "expand", + }; + wxCOMPILE_TIME_ASSERT( WXSIZEOF(names) == wxSHOW_EFFECT_MAX, + EffectNamesMismatch ); + + return names[effect]; + } + + void OnClose(wxCloseEvent& event) + { + HideWithEffect(m_effect, m_timeout); + + event.Skip(); + } + + wxShowEffect m_effect; + unsigned m_timeout; +}; // ============================================================================ // implementation @@ -127,15 +229,17 @@ IMPLEMENT_APP(MyApp) // the application class // ---------------------------------------------------------------------------- +IMPLEMENT_APP(MyApp) + // `Main program' equivalent: the program execution "starts" here bool MyApp::OnInit() { + if ( !wxApp::OnInit() ) + return false; + wxInitAllImageHandlers(); - // Create the main application window - ShapedFrame *frame = new ShapedFrame(); - frame->Show(true); - SetTopWindow(frame); + new MainFrame; // success: wxApp::OnRun() will be called which will enter the main message // loop and the application will run. If we returned false here, the @@ -147,10 +251,140 @@ bool MyApp::OnInit() // main frame // ---------------------------------------------------------------------------- +BEGIN_EVENT_TABLE(MainFrame, wxFrame) + EVT_MENU(Show_Shaped, MainFrame::OnShowShaped) + EVT_MENU(Show_Transparent, MainFrame::OnShowTransparent) + EVT_MENU_RANGE(Show_Effect_First, Show_Effect_Last, MainFrame::OnShowEffect) + EVT_MENU(wxID_EXIT, MainFrame::OnExit) +END_EVENT_TABLE() + +MainFrame::MainFrame() + : wxFrame(NULL, wxID_ANY, "wxWidgets Shaped Sample", + wxDefaultPosition, wxSize(200, 100)) +{ + SetIcon(wxICON(sample)); + + wxMenuBar * const mbar = new wxMenuBar; + wxMenu * const menuFrames = new wxMenu; + menuFrames->Append(Show_Shaped, "Show &shaped window\tCtrl-S"); + menuFrames->Append(Show_Transparent, "Show &transparent window\tCtrl-T"); + menuFrames->AppendSeparator(); + menuFrames->Append(Show_Effect_Roll, "Show &rolled effect\tCtrl-R"); + menuFrames->Append(Show_Effect_Slide, "Show s&lide effect\tCtrl-L"); + menuFrames->Append(Show_Effect_Blend, "Show &fade effect\tCtrl-F"); + menuFrames->Append(Show_Effect_Expand, "Show &expand effect\tCtrl-E"); + menuFrames->AppendSeparator(); + menuFrames->Append(wxID_EXIT, "E&xit"); + + mbar->Append(menuFrames, "&Show"); + SetMenuBar(mbar); + + Show(); +} + +void MainFrame::OnShowShaped(wxCommandEvent& WXUNUSED(event)) +{ + ShapedFrame *shapedFrame = new ShapedFrame(this); + shapedFrame->Show(true); +} + +void MainFrame::OnShowTransparent(wxCommandEvent& WXUNUSED(event)) +{ + SeeThroughFrame *seeThroughFrame = new SeeThroughFrame(); + seeThroughFrame->Show(true); +} + +void MainFrame::OnShowEffect(wxCommandEvent& event) +{ + int effect = event.GetId(); + static wxDirection direction = wxLEFT; + direction = (wxDirection)(((int)direction)<< 1); + if ( direction > wxDOWN ) + direction = wxLEFT ; + + wxShowEffect eff; + switch ( effect ) + { + case Show_Effect_Roll: + switch ( direction ) + { + case wxLEFT: + eff = wxSHOW_EFFECT_ROLL_TO_LEFT; + break; + case wxRIGHT: + eff = wxSHOW_EFFECT_ROLL_TO_RIGHT; + break; + case wxTOP: + eff = wxSHOW_EFFECT_ROLL_TO_TOP; + break; + case wxBOTTOM: + eff = wxSHOW_EFFECT_ROLL_TO_BOTTOM; + break; + default: + wxFAIL_MSG( "invalid direction" ); + return; + } + break; + case Show_Effect_Slide: + switch ( direction ) + { + case wxLEFT: + eff = wxSHOW_EFFECT_SLIDE_TO_LEFT; + break; + case wxRIGHT: + eff = wxSHOW_EFFECT_SLIDE_TO_RIGHT; + break; + case wxTOP: + eff = wxSHOW_EFFECT_SLIDE_TO_TOP; + break; + case wxBOTTOM: + eff = wxSHOW_EFFECT_SLIDE_TO_BOTTOM; + break; + default: + wxFAIL_MSG( "invalid direction" ); + return; + } + break; + + case Show_Effect_Blend: + eff = wxSHOW_EFFECT_BLEND; + break; + + case Show_Effect_Expand: + eff = wxSHOW_EFFECT_EXPAND; + break; + + default: + wxFAIL_MSG( "invalid effect" ); + return; + } + + new EffectFrame(this, eff, 1000); +} + +void MainFrame::OnExit(wxCommandEvent& WXUNUSED(event)) +{ + Close(); +} + +// ---------------------------------------------------------------------------- +// shaped frame +// ---------------------------------------------------------------------------- + +BEGIN_EVENT_TABLE(ShapedFrame, wxFrame) + EVT_LEFT_DCLICK(ShapedFrame::OnDoubleClick) + EVT_LEFT_DOWN(ShapedFrame::OnLeftDown) + EVT_LEFT_UP(ShapedFrame::OnLeftUp) + EVT_MOTION(ShapedFrame::OnMouseMove) + EVT_RIGHT_UP(ShapedFrame::OnExit) + EVT_PAINT(ShapedFrame::OnPaint) +END_EVENT_TABLE() + + // frame constructor -ShapedFrame::ShapedFrame() - : wxFrame((wxFrame *)NULL, wxID_ANY, wxEmptyString, - wxDefaultPosition, wxSize(100, 100), //wxDefaultSize, +ShapedFrame::ShapedFrame(wxFrame *parent) + : wxFrame(parent, wxID_ANY, wxEmptyString, + wxDefaultPosition, wxSize(100, 100), 0 | wxFRAME_SHAPED | wxSIMPLE_BORDER @@ -158,42 +392,51 @@ ShapedFrame::ShapedFrame() | wxSTAY_ON_TOP ) { - m_hasShape = false; - m_bmp = wxBitmap(_T("star.png"), wxBITMAP_TYPE_PNG); + m_shapeKind = Shape_None; + m_bmp = wxBitmap(wxT("star.png"), wxBITMAP_TYPE_PNG); SetSize(wxSize(m_bmp.GetWidth(), m_bmp.GetHeight())); - SetToolTip(wxT("Right-click to exit")); - -#ifndef __WXGTK__ - // On wxGTK we can't do this yet because the window hasn't been created - // yet so we wait until the EVT_WINDOW_CREATE event happens. On wxMSW and - // wxMac the window has been created at this point so we go ahead and set - // the shape now. + SetToolTip(wxT("Right-click to close, double click to cycle shape")); SetWindowShape(); -#endif } void ShapedFrame::SetWindowShape() { - wxRegion region(m_bmp, *wxWHITE); - m_hasShape = SetShape(region); + switch ( m_shapeKind ) + { + case Shape_None: + SetShape(wxRegion()); + break; + + case Shape_Star: + SetShape(wxRegion(m_bmp, *wxWHITE)); + break; + +#if wxUSE_GRAPHICS_CONTEXT + case Shape_Circle: + { + wxGraphicsPath + path = wxGraphicsRenderer::GetDefaultRenderer()->CreatePath(); + path.AddCircle(m_bmp.GetWidth()/2, m_bmp.GetHeight()/2, 30); + SetShape(path); + } + break; +#endif // wxUSE_GRAPHICS_CONTEXT + + case Shape_Max: + wxFAIL_MSG( "invalid shape kind" ); + break; + } } void ShapedFrame::OnDoubleClick(wxMouseEvent& WXUNUSED(evt)) { - if (m_hasShape) - { - wxRegion region; - SetShape(region); - m_hasShape = false; - } - else - SetWindowShape(); + m_shapeKind = static_cast((m_shapeKind + 1) % Shape_Max); + SetWindowShape(); } void ShapedFrame::OnLeftDown(wxMouseEvent& evt) { CaptureMouse(); - //printf("Mouse captured\n"); wxPoint pos = ClientToScreen(evt.GetPosition()); wxPoint origin = GetPosition(); int dx = pos.x - origin.x; @@ -206,14 +449,12 @@ void ShapedFrame::OnLeftUp(wxMouseEvent& WXUNUSED(evt)) if (HasCapture()) { ReleaseMouse(); - //printf("Mouse released\n"); } } void ShapedFrame::OnMouseMove(wxMouseEvent& evt) { wxPoint pt = evt.GetPosition(); - //printf("x:%d y:%d\n", pt.x, pt.y); if (evt.Dragging() && evt.LeftIsDown()) { wxPoint pos = ClientToScreen(pt); @@ -232,8 +473,87 @@ void ShapedFrame::OnPaint(wxPaintEvent& WXUNUSED(evt)) dc.DrawBitmap(m_bmp, 0, 0, true); } -void ShapedFrame::OnWindowCreate(wxWindowCreateEvent& WXUNUSED(evt)) +// ---------------------------------------------------------------------------- +// see-through frame +// ---------------------------------------------------------------------------- + +BEGIN_EVENT_TABLE(SeeThroughFrame, wxFrame) + EVT_LEFT_DCLICK(SeeThroughFrame::OnDoubleClick) + EVT_PAINT(SeeThroughFrame::OnPaint) +END_EVENT_TABLE() + +SeeThroughFrame::SeeThroughFrame() + : wxFrame(NULL, wxID_ANY, "Transparency test: double click here", + wxPoint(100, 30), wxSize(300, 300), + wxDEFAULT_FRAME_STYLE | + wxFULL_REPAINT_ON_RESIZE | + wxSTAY_ON_TOP), + m_currentState(STATE_SEETHROUGH) { - SetWindowShape(); + SetBackgroundColour(wxColour(255, 255, 255, 255)); + SetBackgroundStyle(wxBG_STYLE_TRANSPARENT); +} + +// Paints a grid of varying hue and alpha +void SeeThroughFrame::OnPaint(wxPaintEvent& WXUNUSED(evt)) +{ + wxPaintDC dc(this); + dc.SetPen(wxNullPen); + + int xcount = 8; + int ycount = 8; + + float xstep = 1. / xcount; + float ystep = 1. / ycount; + + int width = GetClientSize().GetWidth(); + int height = GetClientSize().GetHeight(); + + for ( float x = 0.; x < 1.; x += xstep ) + { + for ( float y = 0.; y < 1.; y += ystep ) + { + wxImage::RGBValue v = wxImage::HSVtoRGB(wxImage::HSVValue(x, 1., 1.)); + dc.SetBrush(wxBrush(wxColour(v.red, v.green, v.blue, + (int)(255*(1. - y))))); + int x1 = (int)(x * width); + int y1 = (int)(y * height); + int x2 = (int)((x + xstep) * width); + int y2 = (int)((y + ystep) * height); + dc.DrawRectangle(x1, y1, x2 - x1, y2 - y1); + } + } +} + +// Switches between colour and transparent background on doubleclick +void SeeThroughFrame::OnDoubleClick(wxMouseEvent& WXUNUSED(evt)) +{ + m_currentState = (State)((m_currentState + 1) % STATE_MAX); + + switch ( m_currentState ) + { + case STATE_OPAQUE: + SetBackgroundStyle(wxBG_STYLE_COLOUR); + SetTransparent(255); + SetTitle("Opaque"); + break; + + case STATE_SEETHROUGH: + SetBackgroundStyle(wxBG_STYLE_TRANSPARENT); + SetTransparent(255); + SetTitle("See through"); + break; + + case STATE_TRANSPARENT: + SetBackgroundStyle(wxBG_STYLE_COLOUR); + SetTransparent(128); + SetTitle("Semi-transparent"); + break; + + case STATE_MAX: + wxFAIL_MSG( "unreachable" ); + } + + Refresh(); }