X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/a4622f29d8150488591f39d01d7bf4b3ce02e17f..07014b5a0af156077f85ae45b6c5d5162d5cfb76:/src/gtk/renderer.cpp diff --git a/src/gtk/renderer.cpp b/src/gtk/renderer.cpp index 62d1c47d48..b2ac87afaf 100644 --- a/src/gtk/renderer.cpp +++ b/src/gtk/renderer.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: gtk/renderer.cpp +// Name: src/gtk/renderer.cpp // Purpose: implementation of wxRendererNative for wxGTK // Author: Vadim Zeitlin // Modified by: @@ -25,21 +25,22 @@ #endif #include "wx/renderer.h" + +#ifndef WX_PRECOMP + #include "wx/window.h" +#endif + #include #include "wx/gtk/win_gtk.h" -#include "wx/window.h" #include "wx/dc.h" +#include "wx/dcclient.h" +#include "wx/settings.h" -#ifdef __WXGTK20__ - #include "wx/settings.h" -#endif // GTK 2.0 - -#ifdef __WXGTK20__ - #define WXUNUSED_IN_GTK1(arg) arg -#else - #define WXUNUSED_IN_GTK1(arg) -#endif +// RR: After a correction to the orientation of the sash +// this doesn't seem to be required anymore and it +// seems to confuse some themes so USE_ERASE_RECT=0 +#define USE_ERASE_RECT 0 // ---------------------------------------------------------------------------- // wxRendererGTK: our wxRendererNative implementation @@ -48,23 +49,17 @@ class WXDLLEXPORT wxRendererGTK : public wxDelegateRendererNative { public: - - // used by DrawHeaderButton and DrawComboBoxDropButton - void PrepareButtonDraw(); - // draw the header control button (used by wxListCtrl) virtual void DrawHeaderButton(wxWindow *win, wxDC& dc, const wxRect& rect, int flags = 0); -#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, @@ -82,7 +77,39 @@ public: 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 wxSplitterRenderParams GetSplitterParams(const wxWindow *win); + +private: + // FIXME: shouldn't we destroy these windows somewhere? + + // used by DrawHeaderButton and DrawPushButton + static GtkWidget *GetButtonWidget(); + + // used by DrawTreeItemButton() + static GtkWidget *GetTreeWidget(); + + // used by DrawCheckBox() + static GtkWidget *GetCheckButtonWidget(); }; // ============================================================================ @@ -98,24 +125,61 @@ wxRendererNative& wxRendererNative::GetDefault() } // ---------------------------------------------------------------------------- -// common code +// helper functions // ---------------------------------------------------------------------------- -static GtkWidget *gs_button = NULL; -static GtkWidget *gs_window = NULL; +GtkWidget * +wxRendererGTK::GetButtonWidget() +{ + static GtkWidget *s_button = NULL; + static GtkWidget *s_window = NULL; -void -wxRendererGTK::PrepareButtonDraw() + if ( !s_button ) + { + s_window = gtk_window_new( GTK_WINDOW_POPUP ); + gtk_widget_realize( s_window ); + s_button = gtk_button_new(); + gtk_container_add( GTK_CONTAINER(s_window), s_button ); + gtk_widget_realize( s_button ); + } + + return s_button; +} + +GtkWidget * +wxRendererGTK::GetCheckButtonWidget() { - // prepares gs_button and gs_window which are used when - // drawing button based elements. - wxASSERT ( !gs_button ); - - gs_window = gtk_window_new( GTK_WINDOW_POPUP ); - gtk_widget_realize( gs_window ); - gs_button = gtk_button_new(); - gtk_container_add( GTK_CONTAINER(gs_window), gs_button ); - gtk_widget_realize( gs_button ); + static GtkWidget *s_button = NULL; + static GtkWidget *s_window = NULL; + + if ( !s_button ) + { + s_window = gtk_window_new( GTK_WINDOW_POPUP ); + gtk_widget_realize( s_window ); + s_button = gtk_check_button_new(); + gtk_container_add( GTK_CONTAINER(s_window), s_button ); + gtk_widget_realize( s_button ); + } + + return s_button; +} + +GtkWidget * +wxRendererGTK::GetTreeWidget() +{ + static GtkWidget *s_tree = NULL; + static GtkWidget *s_window = NULL; + + if ( !s_tree ) + { + s_tree = gtk_tree_view_new(); + s_window = gtk_window_new( GTK_WINDOW_POPUP ); + gtk_widget_realize( s_window ); + gtk_container_add( GTK_CONTAINER(s_window), s_tree ); + gtk_widget_realize( s_tree ); + } + + return s_tree; } // ---------------------------------------------------------------------------- @@ -129,107 +193,79 @@ wxRendererGTK::DrawHeaderButton(wxWindow *win, int flags) { - if (gs_button == NULL) - PrepareButtonDraw(); + GtkWidget *button = GetButtonWidget(); gtk_paint_box ( - gs_button->style, + button->style, // FIXME: I suppose GTK_PIZZA(win->m_wxwindow)->bin_window doesn't work with wxMemoryDC. - // Maybe use code similar as in DrawComboBoxDropButton below? + // Maybe use code similar as in DrawPushButton below? GTK_PIZZA(win->m_wxwindow)->bin_window, flags & wxCONTROL_DISABLED ? GTK_STATE_INSENSITIVE : GTK_STATE_NORMAL, GTK_SHADOW_OUT, NULL, - gs_button, + button, "button", - dc.XLOG2DEV(rect.x) -1, rect.y -1, rect.width +2, rect.height +2 + dc.XLOG2DEV(rect.x), rect.y, rect.width, rect.height ); } -#ifdef __WXGTK20__ - // draw a ">" or "v" button -// -// TODO: replace the code below with gtk_paint_expander() void wxRendererGTK::DrawTreeItemButton(wxWindow* win, wxDC& dc, const wxRect& rect, int flags) { -#define PM_SIZE 8 - - GtkPizza *pizza = GTK_PIZZA( win->m_wxwindow ); - GtkStyle *style = win->m_widget->style; - int x = rect.x; - int y = rect.y; - y = dc.LogicalToDeviceY( y ); - x = dc.LogicalToDeviceX( x ); - - // This draws the GTK+ 2.2.4 triangle - x--; - GdkPoint points[3]; - - if ( flags & wxCONTROL_EXPANDED ) - { - points[0].x = x; - points[0].y = y + (PM_SIZE + 2) / 6; - points[1].x = points[0].x + (PM_SIZE + 2); - points[1].y = points[0].y; - points[2].x = (points[0].x + (PM_SIZE + 2) / 2); - points[2].y = y + 2 * (PM_SIZE + 2) / 3; - } - else - { - points[0].x = x + ((PM_SIZE + 2) / 6 + 2); - points[0].y = y - 1; - points[1].x = points[0].x; - points[1].y = points[0].y + (PM_SIZE + 2); - points[2].x = (points[0].x + - (2 * (PM_SIZE + 2) / 3 - 1)); - points[2].y = points[0].y + (PM_SIZE + 2) / 2; - } + GtkWidget *tree = GetTreeWidget(); + GtkStateType state; if ( flags & wxCONTROL_CURRENT ) - gdk_draw_polygon( pizza->bin_window, style->fg_gc[GTK_STATE_PRELIGHT], TRUE, points, 3); + state = GTK_STATE_PRELIGHT; else - gdk_draw_polygon( pizza->bin_window, style->base_gc[GTK_STATE_NORMAL], TRUE, points, 3); - gdk_draw_polygon( pizza->bin_window, style->fg_gc[GTK_STATE_NORMAL], FALSE, points, 3 ); + state = GTK_STATE_NORMAL; + + // 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, + GTK_PIZZA(win->m_wxwindow)->bin_window, + state, + NULL, + tree, + "treeview", + dc.LogicalToDeviceX(rect.x) + 2, + dc.LogicalToDeviceY(rect.y) + 3, + flags & wxCONTROL_EXPANDED ? GTK_EXPANDER_EXPANDED + : GTK_EXPANDER_COLLAPSED + ); } -#endif // GTK 2.0 // ---------------------------------------------------------------------------- // splitter sash drawing // ---------------------------------------------------------------------------- -// all this should probably be read from the current theme settings somehow? -#ifdef __WXGTK20__ - // the full sash size - static const wxCoord SASH_FULL_SIZE = 5; -#else // GTK+ 1.x - // the full sash width (should be even) - static const wxCoord SASH_SIZE = 8; +static int GetGtkSplitterFullSize() +{ + static GtkWidget *s_paned = NULL; + if (s_paned == NULL) + s_paned = gtk_vpaned_new(); - // margin around the sash - static const wxCoord SASH_MARGIN = 2; + gint handle_size; + gtk_widget_style_get (s_paned, "handle_size", &handle_size, NULL); - // the full sash size - static const wxCoord SASH_FULL_SIZE = SASH_SIZE + SASH_MARGIN; -#endif // GTK+ 2.x/1.x + return handle_size; +} wxSplitterRenderParams -wxRendererGTK::GetSplitterParams(const wxWindow * WXUNUSED(win)) +wxRendererGTK::GetSplitterParams(const wxWindow *WXUNUSED(win)) { // we don't draw any border, hence 0 for the second field return wxSplitterRenderParams ( - SASH_FULL_SIZE, + GetGtkSplitterFullSize(), 0, -#ifdef __WXGTK20__ true // hot sensitive -#else // GTK+ 1.x - false // not -#endif // GTK+ 2.x/1.x ); } @@ -248,7 +284,7 @@ wxRendererGTK::DrawSplitterSash(wxWindow *win, const wxSize& size, wxCoord position, wxOrientation orient, - int WXUNUSED_IN_GTK1(flags)) + int flags) { if ( !win->m_wxwindow->window ) { @@ -256,44 +292,52 @@ wxRendererGTK::DrawSplitterSash(wxWindow *win, return; } + wxCoord full_size = GetGtkSplitterFullSize(); + // are we drawing vertical or horizontal splitter? const bool isVert = orient == wxVERTICAL; GdkRectangle rect; +#if USE_ERASE_RECT GdkRectangle erase_rect; +#endif + if ( isVert ) { int h = win->GetClientSize().GetHeight(); - + rect.x = position; rect.y = 0; - rect.width = SASH_FULL_SIZE; + rect.width = full_size; rect.height = h; - + +#if USE_ERASE_RECT erase_rect.x = position; erase_rect.y = 0; - erase_rect.width = SASH_FULL_SIZE; + erase_rect.width = full_size; erase_rect.height = h; +#endif } else // horz { int w = win->GetClientSize().GetWidth(); - + rect.x = 0; rect.y = position; - rect.height = SASH_FULL_SIZE; + rect.height = full_size; rect.width = w; - + +#if USE_ERASE_RECT erase_rect.y = position; erase_rect.x = 0; - erase_rect.height = SASH_FULL_SIZE; + erase_rect.height = full_size; erase_rect.width = w; +#endif } - // we must erase everything first, otherwise the garbage from the old sash - // is left when dragging it - // - // TODO: is this the right way to draw themed background? +#if USE_ERASE_RECT + // we must erase everything first, otherwise the garbage + // from the old sash is left when dragging it gtk_paint_flat_box ( win->m_wxwindow->style, @@ -302,14 +346,14 @@ wxRendererGTK::DrawSplitterSash(wxWindow *win, GTK_SHADOW_NONE, NULL, win->m_wxwindow, - (char *)"base", // const_cast + (char *)"viewportbin", // const_cast erase_rect.x, erase_rect.y, erase_rect.width, erase_rect.height ); +#endif -#ifdef __WXGTK20__ gtk_paint_handle ( win->m_wxwindow->style, @@ -323,111 +367,189 @@ wxRendererGTK::DrawSplitterSash(wxWindow *win, rect.y, rect.width, rect.height, - !isVert ? GTK_ORIENTATION_VERTICAL : GTK_ORIENTATION_HORIZONTAL + isVert ? GTK_ORIENTATION_VERTICAL : GTK_ORIENTATION_HORIZONTAL ); -#else // GTK+ 1.x +} + +void +wxRendererGTK::DrawDropArrow(wxWindow *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. + wxWindowDC& wdc = (wxWindowDC&)dc; + + // only doing debug-time checking here (it should + // probably be enough) + wxASSERT ( wdc.IsKindOf(CLASSINFO(wxWindowDC)) ); - // leave some margin before sash itself - position += SASH_MARGIN / 2; + // draw arrow so that there is even space horizontally + // on both sides + int arrowX = rect.width/4 + 1; + int arrowWidth = rect.width - (arrowX*2); - // and finally draw it using GTK paint functions - typedef void (*GtkPaintLineFunc)(GtkStyle *, GdkWindow *, - GtkStateType, - GdkRectangle *, GtkWidget *, - gchar *, - gint, gint, gint); + // scale arrow's height accoording to the width + int arrowHeight = rect.width/3; + int arrowY = (rect.height-arrowHeight)/2 + + ((rect.height-arrowHeight) & 1); - GtkPaintLineFunc func = isVert ? gtk_paint_vline : gtk_paint_hline; + GtkStateType state; - (*func) + 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 ( - win->m_wxwindow->style, - GTK_PIZZA(win->m_wxwindow)->bin_window, - GTK_STATE_NORMAL, + button->style, + wdc.m_window, + state, + flags & wxCONTROL_PRESSED ? GTK_SHADOW_IN : GTK_SHADOW_OUT, NULL, - win->m_wxwindow, - (char *)"paned", // const_cast - 0, isVert ? size.y : size.x, position + SASH_SIZE / 2 - 1 + button, + "arrow", + GTK_ARROW_DOWN, + FALSE, + rect.x + arrowX, + rect.y + arrowY, + arrowWidth, + arrowHeight ); +} - gtk_paint_box - ( - win->m_wxwindow->style, - GTK_PIZZA(win->m_wxwindow)->bin_window, - GTK_STATE_NORMAL, - GTK_SHADOW_OUT, - (GdkRectangle*) NULL, - win->m_wxwindow, - (char *)"paned", // const_cast - isVert ? position : size.x - 2*SASH_SIZE, - isVert ? size.y - 2*SASH_SIZE : position, - SASH_SIZE, SASH_SIZE - ); -#endif // GTK+ 2.x/1.x +void +wxRendererGTK::DrawComboBoxDropButton(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags) +{ + DrawPushButton(win,dc,rect,flags); + DrawDropArrow(win,dc,rect); } -void wxRendererGTK::DrawComboBoxDropButton(wxWindow *win, - wxDC& dc, - const wxRect& rect, - int flags) +void +wxRendererGTK::DrawCheckBox(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags ) { - if (gs_button == NULL) - PrepareButtonDraw(); + GtkWidget *button = GetCheckButtonWidget(); - // device context must inherit from wxWindowDC - // (so it must be wxClientDC, wxMemoryDC or wxPaintDC) + // for reason why we do this, see DrawDropArrow wxWindowDC& wdc = (wxWindowDC&)dc; - - // only doing debug-time checking here (it should probably be enough) wxASSERT ( wdc.IsKindOf(CLASSINFO(wxWindowDC)) ); - GtkStateType state = GTK_STATE_NORMAL; - GtkShadowType shadow = GTK_SHADOW_OUT; + GtkStateType state; if ( flags & wxCONTROL_PRESSED ) - shadow = GTK_SHADOW_IN; - else if ( flags & wxCONTROL_CURRENT ) - state = GTK_STATE_PRELIGHT; + 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 + gtk_paint_check ( - gs_button->style, - //GTK_PIZZA(wdc->m_window)->bin_window, + button->style, wdc.m_window, state, - shadow, + flags & wxCONTROL_CHECKED ? GTK_SHADOW_IN : GTK_SHADOW_OUT, NULL, - gs_button, - "button", - dc.XLOG2DEV(rect.x), rect.y, rect.width, rect.height + button, + "cellcheck", + dc.LogicalToDeviceX(rect.x)+2, + dc.LogicalToDeviceY(rect.y)+3, + 13, 13 ); +} - // draw arrow on button +void +wxRendererGTK::DrawPushButton(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags) +{ + GtkWidget *button = GetButtonWidget(); - int arr_wid = rect.width/2; - int arr_hei = rect.height/2; - arr_wid += arr_wid & 1; - arr_hei += arr_hei & 1; + // for reason why we do this, see DrawDropArrow + wxWindowDC& wdc = (wxWindowDC&)dc; + wxASSERT ( wdc.IsKindOf(CLASSINFO(wxWindowDC)) ); - gtk_paint_arrow + // 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 ( - gs_button->style, - //GTK_PIZZA(wdc->m_window)->bin_window, + button->style, wdc.m_window, state, - shadow, + flags & wxCONTROL_PRESSED ? GTK_SHADOW_IN : GTK_SHADOW_OUT, NULL, - gs_button, - "arrow", - GTK_ARROW_DOWN, - TRUE, - dc.XLOG2DEV(rect.x) + (rect.width/2-arr_wid/2) + 1, - rect.y + (rect.height/2-arr_hei/2) + 1, - arr_wid, - arr_hei + button, + "button", + rect.x, rect.y, rect.width, rect.height ); - } +void +wxRendererGTK::DrawItemSelectionRect(wxWindow *win, + wxDC& dc, + const wxRect& rect, + int flags ) +{ + // for reason why we do this, see DrawDropArrow + wxWindowDC& wdc = (wxWindowDC&)dc; + wxASSERT ( wdc.IsKindOf(CLASSINFO(wxWindowDC)) ); + + GtkStateType state; + if (flags & wxCONTROL_SELECTED) + { + if (flags & wxCONTROL_FOCUSED) + state = GTK_STATE_SELECTED; + else + state = GTK_STATE_INSENSITIVE; + + gtk_paint_flat_box( win->m_wxwindow->style, + GTK_PIZZA(win->m_wxwindow)->bin_window, + state, + GTK_SHADOW_NONE, + NULL, + win->m_wxwindow, + "treeview", + dc.LogicalToDeviceX(rect.x), + dc.LogicalToDeviceY(rect.y), + rect.width, + rect.height ); + } + + if (flags & wxCONTROL_CURRENT) + { + dc.SetPen( *wxBLACK_PEN ); + dc.SetBrush( *wxTRANSPARENT_BRUSH ); + dc.DrawRectangle( rect ); + } +}