X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3dd570e5724a9c83d77a83c4612f5a7efe7463dc..e39de7022c2fb33d79b4d1770fa6e3911128d2d6:/src/gtk/renderer.cpp diff --git a/src/gtk/renderer.cpp b/src/gtk/renderer.cpp index d9b057e693..de54e0aea2 100644 --- a/src/gtk/renderer.cpp +++ b/src/gtk/renderer.cpp @@ -1,12 +1,12 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: gtk/renderer.cpp +// Name: src/gtk/renderer.cpp // Purpose: implementation of wxRendererNative for wxGTK // Author: Vadim Zeitlin // Modified by: // Created: 20.07.2003 // RCS-ID: $Id$ // Copyright: (c) 2003 Vadim Zeitlin -// License: wxWindows license +// License: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // ============================================================================ @@ -24,19 +24,18 @@ #pragma hdrstop #endif -#ifndef WX_PRECOMP -#endif // WX_PRECOMP - -#include -#include "wx/gtk/win_gtk.h" - -#include "wx/window.h" -#include "wx/dc.h" #include "wx/renderer.h" -#ifdef __WXGTK20__ +#ifndef WX_PRECOMP + #include "wx/window.h" + #include "wx/dcclient.h" #include "wx/settings.h" -#endif // GTK 2.0 + #include "wx/module.h" +#endif + +#include "wx/gtk/dc.h" + +#include // ---------------------------------------------------------------------------- // wxRendererGTK: our wxRendererNative implementation @@ -46,91 +45,687 @@ class WXDLLEXPORT wxRendererGTK : public wxDelegateRendererNative { public: // draw the header control button (used by wxListCtrl) - virtual void DrawHeaderButton(wxWindow *win, + virtual int DrawHeaderButton(wxWindow *win, wxDC& dc, const wxRect& rect, - int flags = 0); + int flags = 0, + wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE, + wxHeaderButtonParams* params = NULL); -#ifdef __WXGTK20__ // draw the expanded/collapsed icon for a tree control item virtual void DrawTreeItemButton(wxWindow *win, wxDC& dc, const wxRect& rect, int flags = 0); -#endif // GTK 2.0 + virtual void DrawSplitterBorder(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags = 0); + virtual void DrawSplitterSash(wxWindow *win, + wxDC& dc, + const wxSize& size, + wxCoord position, + wxOrientation orient, + int flags = 0); + + virtual void DrawComboBoxDropButton(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags = 0); + + virtual void DrawDropArrow(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags = 0); + + virtual void DrawCheckBox(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags = 0); + + virtual void DrawPushButton(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags = 0); + + virtual void DrawItemSelectionRect(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags = 0); + + virtual void DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, int flags = 0); + + virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win); + + class Module; + friend class Module; + +private: + // used by DrawPushButton and DrawDropArrow + static GtkWidget *GetButtonWidget(); + + // used by DrawTreeItemButton() + static GtkWidget *GetTreeWidget(); + + // used by DrawCheckBox() + static GtkWidget *GetCheckButtonWidget(); + + // Used by DrawHeaderButton + static GtkWidget *GetHeaderButtonWidget(); + + static GtkWidget* GetSplitterWidget(); + + // container for created widgets + static GtkContainer* GetContainer(); + static GtkWidget* ms_container; +}; + +// Module for destroying created widgets +class wxRendererGTK::Module: public wxModule +{ +public: + virtual bool OnInit() + { + return true; + } + virtual void OnExit() + { + if (wxRendererGTK::ms_container) + { + GtkWidget* parent = + gtk_widget_get_parent(wxRendererGTK::ms_container); + gtk_widget_destroy(parent); + } + } + DECLARE_DYNAMIC_CLASS(wxRendererGTK::Module) }; +IMPLEMENT_DYNAMIC_CLASS(wxRendererGTK::Module, wxModule) // ============================================================================ // implementation // ============================================================================ +GtkWidget* wxRendererGTK::ms_container; + /* static */ -wxRendererNative& wxRendererNative::Get() +wxRendererNative& wxRendererNative::GetDefault() { static wxRendererGTK s_rendererGTK; return s_rendererGTK; } -void +// ---------------------------------------------------------------------------- +// helper functions +// ---------------------------------------------------------------------------- + +GtkContainer* wxRendererGTK::GetContainer() +{ + if (ms_container == NULL) + { + GtkWidget* window = gtk_window_new(GTK_WINDOW_POPUP); + ms_container = gtk_fixed_new(); + gtk_container_add(GTK_CONTAINER(window), ms_container); + } + return GTK_CONTAINER(ms_container); +} + +GtkWidget * +wxRendererGTK::GetButtonWidget() +{ + static GtkWidget *s_button = NULL; + + if ( !s_button ) + { + s_button = gtk_button_new(); + gtk_container_add(GetContainer(), s_button); + gtk_widget_realize( s_button ); + } + + return s_button; +} + +GtkWidget * +wxRendererGTK::GetCheckButtonWidget() +{ + static GtkWidget *s_button = NULL; + + if ( !s_button ) + { + s_button = gtk_check_button_new(); + gtk_container_add(GetContainer(), s_button); + gtk_widget_realize( s_button ); + } + + return s_button; +} + +GtkWidget * +wxRendererGTK::GetTreeWidget() +{ + static GtkWidget *s_tree = NULL; + + if ( !s_tree ) + { + s_tree = gtk_tree_view_new(); + gtk_container_add(GetContainer(), s_tree); + gtk_widget_realize( s_tree ); + } + + return s_tree; +} + +// used elsewhere +GtkWidget *GetEntryWidget() +{ + static GtkWidget *s_entry = NULL; + static GtkWidget *s_window = NULL; + + if ( !s_entry ) + { + s_window = gtk_window_new( GTK_WINDOW_POPUP ); + gtk_widget_realize( s_window ); + s_entry = gtk_entry_new(); + gtk_container_add( GTK_CONTAINER(s_window), s_entry ); + gtk_widget_realize( s_entry ); + } + + return s_entry; +} + +// This one just gets the button used by the column header. Although it's +// still a gtk_button the themes will typically differentiate and draw them +// differently if the button is in a treeview. +GtkWidget * +wxRendererGTK::GetHeaderButtonWidget() +{ + static GtkWidget *s_button = NULL; + + if ( !s_button ) + { + // Get the dummy tree widget, give it a column, and then use the + // widget in the column header for the rendering code. + GtkWidget* treewidget = GetTreeWidget(); + GtkTreeViewColumn* column = gtk_tree_view_column_new(); + gtk_tree_view_append_column(GTK_TREE_VIEW(treewidget), column); + s_button = column->button; + } + + return s_button; +} + +GtkWidget* wxRendererGTK::GetSplitterWidget() +{ + static GtkWidget* widget; + if (widget == NULL) + { + widget = gtk_vpaned_new(); + gtk_container_add(GetContainer(), widget); + gtk_widget_realize(widget); + } + return widget; +} + +// ---------------------------------------------------------------------------- +// list/tree controls drawing +// ---------------------------------------------------------------------------- + +int wxRendererGTK::DrawHeaderButton(wxWindow *win, wxDC& dc, const wxRect& rect, - int flags) + int flags, + wxHeaderSortIconType sortArrow, + wxHeaderButtonParams* params) { + + GtkWidget *button = GetHeaderButtonWidget(); + + GdkWindow* gdk_window = NULL; +#if wxUSE_NEW_DC + wxDCImpl *impl = dc.GetImpl(); + wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl ); + if (gtk_impl) + gdk_window = gtk_impl->GetGDKWindow(); +#else + gdk_window = dc.GetGDKWindow(); +#endif + wxASSERT_MSG( gdk_window, + wxT("cannot use wxRendererNative on wxDC of this type") ); + + int x_diff = 0; + if (win->GetLayoutDirection() == wxLayout_RightToLeft) + x_diff = rect.width; + + GtkStateType state = GTK_STATE_NORMAL; + if (flags & wxCONTROL_DISABLED) + state = GTK_STATE_INSENSITIVE; + else + { + if (flags & wxCONTROL_CURRENT) + state = GTK_STATE_PRELIGHT; + } + gtk_paint_box ( - win->m_wxwindow->style, - GTK_PIZZA(win->m_wxwindow)->bin_window, - flags & wxCONTROL_DISABLED ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL, + button->style, + gdk_window, + state, GTK_SHADOW_OUT, - (GdkRectangle*) NULL, - win->m_wxwindow, - (char *)"button", // const_cast - dc.XLOG2DEV(rect.x) - 1, rect.y - 1, rect.width + 2, rect.height + 2 + NULL, + button, + "button", + dc.LogicalToDeviceX(rect.x) - x_diff, rect.y, rect.width, rect.height ); -} -#ifdef __WXGTK20__ + return DrawHeaderButtonContents(win, dc, rect, flags, sortArrow, params); +} // draw a ">" or "v" button -// -// TODO: isn't there a GTK function to draw it? void -wxRendererGTK::DrawTreeItemButton(wxWindow* WXUNUSED(win), +wxRendererGTK::DrawTreeItemButton(wxWindow* win, wxDC& dc, const wxRect& rect, int flags) { - dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT), - wxSOLID)); - dc.SetPen(*wxBLACK_PEN); - wxPoint button[3]; + GtkWidget *tree = GetTreeWidget(); + + GdkWindow* gdk_window = NULL; +#if wxUSE_NEW_DC + wxDCImpl *impl = dc.GetImpl(); + wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl ); + if (gtk_impl) + gdk_window = gtk_impl->GetGDKWindow(); +#else + gdk_window = dc.GetGDKWindow(); +#endif + wxASSERT_MSG( gdk_window, + wxT("cannot use wxRendererNative on wxDC of this type") ); + + GtkStateType state; + if ( flags & wxCONTROL_CURRENT ) + state = GTK_STATE_PRELIGHT; + else + state = GTK_STATE_NORMAL; + + int x_diff = 0; + if (win->GetLayoutDirection() == wxLayout_RightToLeft) + x_diff = rect.width; + + // VZ: I don't know how to get the size of the expander so as to centre it + // in the given rectangle, +2/3 below is just what looks good here... + gtk_paint_expander + ( + tree->style, + gdk_window, + state, + NULL, + tree, + "treeview", + dc.LogicalToDeviceX(rect.x) + 6 - x_diff, + dc.LogicalToDeviceY(rect.y) + 3, + flags & wxCONTROL_EXPANDED ? GTK_EXPANDER_EXPANDED + : GTK_EXPANDER_COLLAPSED + ); +} + + +// ---------------------------------------------------------------------------- +// splitter sash drawing +// ---------------------------------------------------------------------------- + +static int GetGtkSplitterFullSize(GtkWidget* widget) +{ + gint handle_size; + gtk_widget_style_get(widget, "handle_size", &handle_size, NULL); + + return handle_size; +} - const wxCoord xMiddle = rect.x + rect.width/2; - const wxCoord yMiddle = rect.y + rect.height/2; +wxSplitterRenderParams +wxRendererGTK::GetSplitterParams(const wxWindow *WXUNUSED(win)) +{ + // we don't draw any border, hence 0 for the second field + return wxSplitterRenderParams + ( + GetGtkSplitterFullSize(GetSplitterWidget()), + 0, + true // hot sensitive + ); +} + +void +wxRendererGTK::DrawSplitterBorder(wxWindow * WXUNUSED(win), + wxDC& WXUNUSED(dc), + const wxRect& WXUNUSED(rect), + int WXUNUSED(flags)) +{ + // nothing to do +} - if ( flags & wxCONTROL_EXPANDED ) +void +wxRendererGTK::DrawSplitterSash(wxWindow *win, + wxDC& dc, + const wxSize& size, + wxCoord position, + wxOrientation orient, + int flags) +{ + if ( !win->m_wxwindow->window ) { - button[0].x = rect.GetLeft(); - button[0].y = yMiddle - 2; - button[1].x = rect.GetRight(); - button[1].y = yMiddle - 2; - button[2].x = xMiddle; - button[2].y = yMiddle + 3; + // window not realized yet + return; } - else // collapsed + + GdkWindow* gdk_window = NULL; +#if wxUSE_NEW_DC + wxDCImpl *impl = dc.GetImpl(); + wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl ); + if (gtk_impl) + gdk_window = gtk_impl->GetGDKWindow(); +#else + gdk_window = dc.GetGDKWindow(); +#endif + wxASSERT_MSG( gdk_window, + wxT("cannot use wxRendererNative on wxDC of this type") ); + + wxCoord full_size = GetGtkSplitterFullSize(GetSplitterWidget()); + + // are we drawing vertical or horizontal splitter? + const bool isVert = orient == wxVERTICAL; + + GdkRectangle rect; + + if ( isVert ) { - button[0].y = rect.GetBottom(); - button[0].x = xMiddle - 2; - button[1].y = rect.GetTop(); - button[1].x = xMiddle - 2; - button[2].y = yMiddle; - button[2].x = xMiddle + 3; + rect.x = position; + rect.y = 0; + rect.width = full_size; + rect.height = size.y; } + else // horz + { + rect.x = 0; + rect.y = position; + rect.height = full_size; + rect.width = size.x; + } + + int x_diff = 0; + if (win->GetLayoutDirection() == wxLayout_RightToLeft) + x_diff = rect.width; - dc.DrawPolygon(3, button); + gtk_paint_handle + ( + win->m_wxwindow->style, + gdk_window, + flags & wxCONTROL_CURRENT ? GTK_STATE_PRELIGHT : GTK_STATE_NORMAL, + GTK_SHADOW_NONE, + NULL /* no clipping */, + win->m_wxwindow, + "paned", + dc.LogicalToDeviceX(rect.x) - x_diff, + dc.LogicalToDeviceY(rect.y), + rect.width, + rect.height, + isVert ? GTK_ORIENTATION_VERTICAL : GTK_ORIENTATION_HORIZONTAL + ); } -#endif // GTK 2.0 +void +wxRendererGTK::DrawDropArrow(wxWindow *WXUNUSED(win), + wxDC& dc, + const wxRect& rect, + int flags) +{ + GtkWidget *button = GetButtonWidget(); + + // If we give GTK_PIZZA(win->m_wxwindow)->bin_window as + // a window for gtk_paint_xxx function, then it won't + // work for wxMemoryDC. So that is why we assume wxDC + // is wxWindowDC (wxClientDC, wxMemoryDC and wxPaintDC + // are derived from it) and use its m_window. + GdkWindow* gdk_window = NULL; +#if wxUSE_NEW_DC + wxDCImpl *impl = dc.GetImpl(); + wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl ); + if (gtk_impl) + gdk_window = gtk_impl->GetGDKWindow(); +#else + gdk_window = dc.GetGDKWindow(); +#endif + wxASSERT_MSG( gdk_window, + wxT("cannot use wxRendererNative on wxDC of this type") ); + + // draw arrow so that there is even space horizontally + // on both sides + int arrowX = rect.width/4 + 1; + int arrowWidth = rect.width - (arrowX*2); + // scale arrow's height accoording to the width + int arrowHeight = rect.width/3; + int arrowY = (rect.height-arrowHeight)/2 + + ((rect.height-arrowHeight) & 1); + GtkStateType state; + + if ( flags & wxCONTROL_PRESSED ) + state = GTK_STATE_ACTIVE; + else if ( flags & wxCONTROL_DISABLED ) + state = GTK_STATE_INSENSITIVE; + else if ( flags & wxCONTROL_CURRENT ) + state = GTK_STATE_PRELIGHT; + else + state = GTK_STATE_NORMAL; + + // draw arrow on button + gtk_paint_arrow + ( + button->style, + gdk_window, + state, + flags & wxCONTROL_PRESSED ? GTK_SHADOW_IN : GTK_SHADOW_OUT, + NULL, + button, + "arrow", + GTK_ARROW_DOWN, + FALSE, + rect.x + arrowX, + rect.y + arrowY, + arrowWidth, + arrowHeight + ); +} + +void +wxRendererGTK::DrawComboBoxDropButton(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags) +{ + DrawPushButton(win,dc,rect,flags); + DrawDropArrow(win,dc,rect); +} + +void +wxRendererGTK::DrawCheckBox(wxWindow *WXUNUSED(win), + wxDC& dc, + const wxRect& rect, + int flags ) +{ + GtkWidget *button = GetCheckButtonWidget(); + + GdkWindow* gdk_window = NULL; +#if wxUSE_NEW_DC + wxDCImpl *impl = dc.GetImpl(); + wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl ); + if (gtk_impl) + gdk_window = gtk_impl->GetGDKWindow(); +#else + gdk_window = dc.GetGDKWindow(); +#endif + wxASSERT_MSG( gdk_window, + wxT("cannot use wxRendererNative on wxDC of this type") ); + + GtkStateType state; + + if ( flags & wxCONTROL_PRESSED ) + state = GTK_STATE_ACTIVE; + else if ( flags & wxCONTROL_DISABLED ) + state = GTK_STATE_INSENSITIVE; + else if ( flags & wxCONTROL_CURRENT ) + state = GTK_STATE_PRELIGHT; + else + state = GTK_STATE_NORMAL; + + gtk_paint_check + ( + button->style, + gdk_window, + state, + flags & wxCONTROL_CHECKED ? GTK_SHADOW_IN : GTK_SHADOW_OUT, + NULL, + button, + "cellcheck", + dc.LogicalToDeviceX(rect.x)+2, + dc.LogicalToDeviceY(rect.y)+3, + 13, 13 + ); +} + +void +wxRendererGTK::DrawPushButton(wxWindow *WXUNUSED(win), + wxDC& dc, + const wxRect& rect, + int flags) +{ + GtkWidget *button = GetButtonWidget(); + + GdkWindow* gdk_window = NULL; +#if wxUSE_NEW_DC + wxDCImpl *impl = dc.GetImpl(); + wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl ); + if (gtk_impl) + gdk_window = gtk_impl->GetGDKWindow(); +#else + gdk_window = dc.GetGDKWindow(); +#endif + wxASSERT_MSG( gdk_window, + wxT("cannot use wxRendererNative on wxDC of this type") ); + + // draw button + GtkStateType state; + + if ( flags & wxCONTROL_PRESSED ) + state = GTK_STATE_ACTIVE; + else if ( flags & wxCONTROL_DISABLED ) + state = GTK_STATE_INSENSITIVE; + else if ( flags & wxCONTROL_CURRENT ) + state = GTK_STATE_PRELIGHT; + else + state = GTK_STATE_NORMAL; + + gtk_paint_box + ( + button->style, + gdk_window, + state, + flags & wxCONTROL_PRESSED ? GTK_SHADOW_IN : GTK_SHADOW_OUT, + NULL, + button, + "button", + rect.x, rect.y, rect.width, rect.height + ); +} + +void +wxRendererGTK::DrawItemSelectionRect(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags ) +{ + GdkWindow* gdk_window = NULL; +#if wxUSE_NEW_DC + wxDCImpl *impl = dc.GetImpl(); + wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl ); + if (gtk_impl) + gdk_window = gtk_impl->GetGDKWindow(); +#else + gdk_window = dc.GetGDKWindow(); +#endif + wxASSERT_MSG( gdk_window, + wxT("cannot use wxRendererNative on wxDC of this type") ); + + int x_diff = 0; + if (win->GetLayoutDirection() == wxLayout_RightToLeft) + x_diff = rect.width; + + GtkStateType state; + if (flags & wxCONTROL_SELECTED) + { + // the wxCONTROL_FOCUSED state is deduced + // directly from the m_wxwindow by GTK+ + state = GTK_STATE_SELECTED; + + gtk_paint_flat_box( win->m_widget->style, + gdk_window, + state, + GTK_SHADOW_NONE, + NULL, + win->m_wxwindow, + "cell_even", + dc.LogicalToDeviceX(rect.x) - x_diff, + dc.LogicalToDeviceY(rect.y), + rect.width, + rect.height ); + } + else // !wxCONTROL_SELECTED + { + state = GTK_STATE_NORMAL; + } + + if ((flags & wxCONTROL_CURRENT) && (flags & wxCONTROL_FOCUSED)) + { + gtk_paint_focus( win->m_widget->style, + gdk_window, + state, + NULL, + win->m_wxwindow, + "treeview", + dc.LogicalToDeviceX(rect.x), + dc.LogicalToDeviceY(rect.y), + rect.width, + rect.height ); + } +} + +void wxRendererGTK::DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, int flags) +{ + GdkWindow* gdk_window = NULL; +#if wxUSE_NEW_DC + wxDCImpl *impl = dc.GetImpl(); + wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl ); + if (gtk_impl) + gdk_window = gtk_impl->GetGDKWindow(); +#else + gdk_window = dc.GetGDKWindow(); +#endif + wxASSERT_MSG( gdk_window, + wxT("cannot use wxRendererNative on wxDC of this type") ); + + GtkStateType state; + if (flags & wxCONTROL_SELECTED) + state = GTK_STATE_SELECTED; + else + state = GTK_STATE_NORMAL; + + gtk_paint_focus( win->m_widget->style, + gdk_window, + state, + NULL, + win->m_wxwindow, + NULL, + dc.LogicalToDeviceX(rect.x), + dc.LogicalToDeviceY(rect.y), + rect.width, + rect.height ); +}