X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ac258944bc79d31b8be8cad54c11134cc5ff3411..968978c0e4e9b4c59cfa6ff811610efdb720c068:/src/unix/taskbarx11.cpp diff --git a/src/unix/taskbarx11.cpp b/src/unix/taskbarx11.cpp index 3611d4dc12..3b4ffeea54 100644 --- a/src/unix/taskbarx11.cpp +++ b/src/unix/taskbarx11.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////// -// File: taskbar.cpp +// File: src/unix/taskbarx11.cpp // Purpose: wxTaskBarIcon class for common Unix desktops // Author: Vaclav Slavik // Modified by: @@ -9,18 +9,10 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "taskbarx11.h" -#endif - // NB: This implementation does *not* work with every X11 window manager. -// Currently only GNOME 1.2 and KDE 1,2,3 methods are implemented. -// -// FIXME: implement: -// - GNOME 2 support (see www.freedesktop.org for specification; -// KDE 3 uses this method as well, even though legacy KDE -// method we implement works as well) -// - IceWM support (?) +// Currently only GNOME 1.2 and KDE 1,2,3 methods are implemented here. +// Freedesktop.org's System Tray specification is implemented in +// src/gtk/taskbar.cpp and used from here under wxGTK. // // Thanks to Ian Campbell, author of XMMS Status Docklet, for publishing // KDE and GNOME 1.2 methods. @@ -29,12 +21,19 @@ // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" +#if wxUSE_TASKBARICON && !defined(__WXGTK20__) + #include "wx/taskbar.h" -#include "wx/frame.h" -#include "wx/bitmap.h" -#include "wx/statbmp.h" -#include "wx/sizer.h" -#include "wx/dcclient.h" + +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/frame.h" + #include "wx/dcclient.h" + #include "wx/statbmp.h" + #include "wx/sizer.h" + #include "wx/bitmap.h" + #include "wx/image.h" +#endif #ifdef __VMS #pragma message disable nosimpint @@ -45,14 +44,29 @@ #pragma message enable nosimpint #endif +// ---------------------------------------------------------------------------- +// base class that implements toolkit-specific method: +// ---------------------------------------------------------------------------- + + class WXDLLIMPEXP_ADV wxTaskBarIconAreaBase : public wxFrame + { + public: + wxTaskBarIconAreaBase() + : wxFrame(NULL, wxID_ANY, wxT("systray icon"), + wxDefaultPosition, wxDefaultSize, + wxDEFAULT_FRAME_STYLE | wxFRAME_NO_TASKBAR | + wxSIMPLE_BORDER | wxFRAME_SHAPED) {} + + static bool IsProtocolSupported() { return false; } + }; + // ---------------------------------------------------------------------------- // toolkit dependent methods to set properties on helper window: // ---------------------------------------------------------------------------- #if defined(__WXGTK__) - #include - #include #include + #include #define GetDisplay() GDK_DISPLAY() #define GetXWindow(wxwin) GDK_WINDOW_XWINDOW((wxwin)->m_widget->window) #elif defined(__WXX11__) || defined(__WXMOTIF__) @@ -63,58 +77,98 @@ #error "You must define X11 accessors for this port!" #endif - + // ---------------------------------------------------------------------------- // wxTaskBarIconArea is the real window that shows the icon: // ---------------------------------------------------------------------------- -class WXDLLIMPEXP_ADV wxTaskBarIconArea : public wxFrame +class WXDLLIMPEXP_ADV wxTaskBarIconArea : public wxTaskBarIconAreaBase { public: - wxTaskBarIconArea(wxTaskBarIcon *icon, const wxBitmap &bmp) - : wxFrame(NULL, -1, wxT("taskbar icon"), - wxDefaultPosition, wxDefaultSize, - wxDEFAULT_FRAME_STYLE | wxFRAME_NO_TASKBAR | - wxSIMPLE_BORDER | wxFRAME_SHAPED), - m_icon(icon), m_bmp(bmp) - { - SetWMProperties(); - SetSize(wxSize(bmp.GetWidth(), bmp.GetHeight())); - } - + wxTaskBarIconArea(wxTaskBarIcon *icon, const wxBitmap &bmp); + void SetTrayIcon(const wxBitmap& bmp); bool IsOk() { return true; } - + protected: - void SetWMProperties(); - + void SetLegacyWMProperties(); + + void OnSizeChange(wxSizeEvent& event); void OnPaint(wxPaintEvent& evt); - void OnWindowCreate(wxWindowCreateEvent& event); void OnMouseEvent(wxMouseEvent& event); void OnMenuEvent(wxCommandEvent& event); wxTaskBarIcon *m_icon; - wxBitmap m_bmp; - + wxPoint m_pos; + wxBitmap m_bmp; + DECLARE_EVENT_TABLE() }; -BEGIN_EVENT_TABLE(wxTaskBarIconArea, wxFrame) +BEGIN_EVENT_TABLE(wxTaskBarIconArea, wxTaskBarIconAreaBase) + EVT_SIZE(wxTaskBarIconArea::OnSizeChange) EVT_MOUSE_EVENTS(wxTaskBarIconArea::OnMouseEvent) - EVT_MENU(-1, wxTaskBarIconArea::OnMenuEvent) + EVT_MENU(wxID_ANY, wxTaskBarIconArea::OnMenuEvent) EVT_PAINT(wxTaskBarIconArea::OnPaint) -#ifdef __WXGTK__ - EVT_WINDOW_CREATE(wxTaskBarIconArea::OnWindowCreate) -#endif END_EVENT_TABLE() -void wxTaskBarIconArea::SetWMProperties() -{ +wxTaskBarIconArea::wxTaskBarIconArea(wxTaskBarIcon *icon, const wxBitmap &bmp) + : wxTaskBarIconAreaBase(), m_icon(icon), m_bmp(bmp) +{ + // Set initial size to bitmap size (tray manager may and often will + // change it): + SetClientSize(wxSize(bmp.GetWidth(), bmp.GetHeight())); + + SetTrayIcon(bmp); + + if (!IsProtocolSupported()) + { + wxLogTrace(wxT("systray"), + wxT("using legacy KDE1,2 and GNOME 1.2 methods")); + SetLegacyWMProperties(); + } +} + +void wxTaskBarIconArea::SetTrayIcon(const wxBitmap& bmp) +{ + m_bmp = bmp; + + // determine suitable bitmap size: + wxSize winsize(GetClientSize()); + wxSize bmpsize(m_bmp.GetWidth(), m_bmp.GetHeight()); + wxSize iconsize(wxMin(winsize.x, bmpsize.x), wxMin(winsize.y, bmpsize.y)); + + // rescale the bitmap to fit into the tray icon window: + if (bmpsize != iconsize) + { + wxImage img = m_bmp.ConvertToImage(); + img.Rescale(iconsize.x, iconsize.y); + m_bmp = wxBitmap(img); + } + + wxRegion region; + region.Union(m_bmp); + + // if the bitmap is smaller than the window, offset it: + if (winsize != iconsize) + { + m_pos.x = (winsize.x - iconsize.x) / 2; + m_pos.y = (winsize.y - iconsize.y) / 2; + region.Offset(m_pos.x, m_pos.y); + } + + // set frame's shape to correct value and redraw: + SetShape(region); + Refresh(); +} + +void wxTaskBarIconArea::SetLegacyWMProperties() +{ #ifdef __WXGTK__ gtk_widget_realize(m_widget); #endif - + long data[1]; - + // KDE 2 & KDE 3: Atom _KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR = XInternAtom(GetDisplay(), "_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR", False); @@ -133,23 +187,27 @@ void wxTaskBarIconArea::SetWMProperties() KWM_DOCKWINDOW, 32, PropModeReplace, (unsigned char*)data, 1); } - -void wxTaskBarIconArea::OnWindowCreate(wxWindowCreateEvent& WXUNUSED(event)) + +void wxTaskBarIconArea::OnSizeChange(wxSizeEvent& WXUNUSED(event)) { - SetShape(wxRegion(m_bmp)); + wxLogTrace(wxT("systray"), wxT("icon size changed to %i x %i"), + GetSize().x, GetSize().y); + // rescale or reposition the icon as needed: + wxBitmap bmp(m_bmp); + SetTrayIcon(bmp); } void wxTaskBarIconArea::OnPaint(wxPaintEvent& WXUNUSED(event)) { wxPaintDC dc(this); - dc.DrawBitmap(m_bmp, 0, 0, true); + dc.DrawBitmap(m_bmp, m_pos.x, m_pos.y, true); } - + void wxTaskBarIconArea::OnMouseEvent(wxMouseEvent& event) { wxEventType type = 0; wxEventType mtype = event.GetEventType(); - + if (mtype == wxEVT_LEFT_DOWN) type = wxEVT_TASKBAR_LEFT_DOWN; else if (mtype == wxEVT_LEFT_UP) @@ -172,10 +230,19 @@ void wxTaskBarIconArea::OnMouseEvent(wxMouseEvent& event) } void wxTaskBarIconArea::OnMenuEvent(wxCommandEvent& event) -{ +{ m_icon->ProcessEvent(event); } +// ---------------------------------------------------------------------------- +// wxTaskBarIconBase class: +// ---------------------------------------------------------------------------- + +bool wxTaskBarIconBase::IsAvailable() +{ + return wxTaskBarIconArea::IsProtocolSupported(); +} + // ---------------------------------------------------------------------------- // wxTaskBarIcon class: // ---------------------------------------------------------------------------- @@ -189,7 +256,11 @@ wxTaskBarIcon::wxTaskBarIcon() : m_iconWnd(NULL) wxTaskBarIcon::~wxTaskBarIcon() { if (m_iconWnd) + { + m_iconWnd->Disconnect(wxEVT_DESTROY, + wxWindowDestroyEventHandler(wxTaskBarIcon::OnDestroy), NULL, this); RemoveIcon(); + } } bool wxTaskBarIcon::IsOk() const @@ -202,31 +273,50 @@ bool wxTaskBarIcon::IsIconInstalled() const return m_iconWnd != NULL; } -bool wxTaskBarIcon::SetIcon(const wxIcon& icon, const wxString& tooltip) +// Destroy event from wxTaskBarIconArea +void wxTaskBarIcon::OnDestroy(wxWindowDestroyEvent&) { - if (m_iconWnd) - RemoveIcon(); + // prevent crash if wxTaskBarIconArea is destroyed by something else, + // for example if panel/kicker is killed + m_iconWnd = NULL; +} +bool wxTaskBarIcon::SetIcon(const wxIcon& icon, const wxString& tooltip) +{ wxBitmap bmp; bmp.CopyFromIcon(icon); - - m_iconWnd = new wxTaskBarIconArea(this, bmp); -#if wxUSE_TOOLTIPS - if (!tooltip.empty()) - m_iconWnd->SetToolTip(tooltip); -#endif - if (m_iconWnd->IsOk()) + if (!m_iconWnd) { - m_iconWnd->Show(); - return true; + m_iconWnd = new wxTaskBarIconArea(this, bmp); + if (m_iconWnd->IsOk()) + { + m_iconWnd->Connect(wxEVT_DESTROY, + wxWindowDestroyEventHandler(wxTaskBarIcon::OnDestroy), + NULL, this); + m_iconWnd->Show(); + } + else + { + m_iconWnd->Destroy(); + m_iconWnd = NULL; + return false; + } } else { - m_iconWnd->Destroy(); - m_iconWnd = NULL; - return false; + m_iconWnd->SetTrayIcon(bmp); } + +#if wxUSE_TOOLTIPS + if (!tooltip.empty()) + m_iconWnd->SetToolTip(tooltip); + else + m_iconWnd->SetToolTip(NULL); +#else + wxUnusedVar(tooltip); +#endif + return true; } bool wxTaskBarIcon::RemoveIcon() @@ -242,7 +332,8 @@ bool wxTaskBarIcon::PopupMenu(wxMenu *menu) { if (!m_iconWnd) return false; - wxSize size(m_iconWnd->GetClientSize()); - m_iconWnd->PopupMenu(menu, size.x/2, size.y/2); + m_iconWnd->PopupMenu(menu); return true; } + +#endif // wxUSE_TASKBARICON