/* PSPPIRE - a graphical user interface for PSPP.
- Copyright (C) 2008-2015 Free Software Foundation.
+ Copyright (C) 2008-2015, 2016 Free Software Foundation.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
GtkLayout *output;
int render_width;
int max_width;
- int y;
+ glong y;
struct string_map render_opts;
GtkTreeView *overview;
N_COLS
};
-static void on_dwgarea_realize (GtkWidget *widget, gpointer data);
-
static gboolean
draw_callback (GtkWidget *widget, cairo_t *cr, gpointer data)
{
- struct psppire_output_view *view = data;
struct xr_rendering *r = g_object_get_data (G_OBJECT (widget), "rendering");
-
- const GtkStyle *style = gtk_widget_get_style (GTK_WIDGET (view->output));
-
- PangoFontDescription *font_desc;
- char *font_name;
-
- gchar *fgc =
- gdk_color_to_string (&style->text[gtk_widget_get_state (GTK_WIDGET (view->output))]);
-
- string_map_replace (&view->render_opts, "foreground-color", fgc);
-
- free (fgc);
-
- /* Use GTK+ default font as proportional font. */
- font_name = pango_font_description_to_string (style->font_desc);
- string_map_replace (&view->render_opts, "prop-font", font_name);
- g_free (font_name);
-
- /* Derived emphasized font from proportional font. */
- font_desc = pango_font_description_copy (style->font_desc);
- pango_font_description_set_style (font_desc, PANGO_STYLE_ITALIC);
- font_name = pango_font_description_to_string (font_desc);
- string_map_replace (&view->render_opts, "emph-font", font_name);
- g_free (font_name);
- pango_font_description_free (font_desc);
-
- xr_rendering_apply_options (r, &view->render_opts);
-
xr_rendering_draw_all (r, cr);
-
return TRUE;
}
static void
create_xr (struct psppire_output_view *view)
{
- const GtkStyle *style = gtk_widget_get_style (GTK_WIDGET (view->output));
struct text_item *text_item;
PangoFontDescription *font_desc;
struct xr_rendering *r;
cairo_t *cr;
gchar *fgc;
+ GtkStyleContext *context = gtk_widget_get_style_context (GTK_WIDGET (view->output));
+ GtkStateFlags state = gtk_widget_get_state_flags (GTK_WIDGET (view->output));
+ GdkRGBA *fg_color;
+
+ gtk_style_context_get (context, state,
+ "font", &font_desc, "color", &fg_color, NULL);
+
cr = gdk_cairo_create (gtk_widget_get_window (GTK_WIDGET (view->output)));
/* Set the widget's text color as the foreground color for the output driver */
- fgc = gdk_color_to_string (&style->text[gtk_widget_get_state (GTK_WIDGET (view->output))]);
-
+ /* gdk_rgba_to_string() would be perfect, but xr's parse_color does not */
+ /* understand the rgb(255,128,33) format. Therefore we do it ourself. */
+ fgc = xasprintf("#%4x%4x%4x",(int)(fg_color->red*0xffff),
+ (int)(fg_color->green*0xffff),(int)(fg_color->blue*0xffff));
string_map_insert (&view->render_opts, "foreground-color", fgc);
g_free (fgc);
+ gdk_rgba_free (fg_color);
/* Use GTK+ default font as proportional font. */
- font_name = pango_font_description_to_string (style->font_desc);
+ font_name = pango_font_description_to_string (font_desc);
string_map_insert (&view->render_opts, "prop-font", font_name);
g_free (font_name);
/* Derived emphasized font from proportional font. */
- font_desc = pango_font_description_copy (style->font_desc);
pango_font_description_set_style (font_desc, PANGO_STYLE_ITALIC);
font_name = pango_font_description_to_string (font_desc);
string_map_insert (&view->render_opts, "emph-font", font_name);
text_item = text_item_create (TEXT_ITEM_PARAGRAPH, "X");
r = xr_rendering_create (view->xr, text_item_super (text_item), cr);
xr_rendering_measure (r, &font_width, &view->font_height);
- /* xr_rendering_destroy (r); */
text_item_unref (text_item);
cairo_destroy (cr);
}
+/* Return the horizontal position to place a widget whose
+ width is CHILD_WIDTH */
+static gint
+get_xpos (const struct psppire_output_view *view, gint child_width)
+{
+ GdkWindow *gdkw = gtk_widget_get_window (GTK_WIDGET (view->output));
+ guint w = gdk_window_get_width (gdkw);
+ int gutter = 0;
+ g_object_get (view->output, "border-width", &gutter, NULL);
+ return (gtk_widget_get_direction (GTK_WIDGET (view->output)) == GTK_TEXT_DIR_RTL) ? w - child_width - gutter: gutter;
+}
+
static void
create_drawing_area (struct psppire_output_view *view,
GtkWidget *drawing_area, struct xr_rendering *r,
int tw, int th)
{
+ /* Enable this to help with debugging. It shows you which widgets are being
+ put where. */
+ if (0)
+ {
+ GdkRGBA green = {0, 1, 0, 1};
+ gtk_widget_override_background_color (GTK_WIDGET (view->output),
+ GTK_STATE_NORMAL, &green);
+ GdkRGBA red = {1, 0, 0, 1};
+ gtk_widget_override_background_color (drawing_area, GTK_STATE_NORMAL, &red);
+ }
+
g_object_set_data_full (G_OBJECT (drawing_area),
"rendering", r, free_rendering);
- g_signal_connect (drawing_area, "realize",
- G_CALLBACK (on_dwgarea_realize), view);
g_signal_connect (drawing_area, "draw",
G_CALLBACK (draw_callback), view);
gtk_widget_set_size_request (drawing_area, tw, th);
- gtk_layout_put (view->output, drawing_area, 0, view->y);
+ gint xpos = get_xpos (view, tw);
+
+ gtk_layout_put (view->output, drawing_area, xpos, view->y);
gtk_widget_show (drawing_area);
}
rerender (struct psppire_output_view *view)
{
struct output_view_item *item;
+ GdkWindow *gdkw = gtk_widget_get_window (GTK_WIDGET (view->output));
cairo_t *cr;
- if (!view->n_items || !gtk_widget_get_window (GTK_WIDGET (view->output)))
+ if (!view->n_items || ! gdkw)
return;
- string_map_clear (&view->render_opts);
- xr_driver_destroy (view->xr);
- create_xr (view);
-
- cr = gdk_cairo_create (gtk_widget_get_window (GTK_WIDGET (view->output)));
-
+ cr = gdk_cairo_create (gdkw);
+ if (view->xr == NULL)
+ create_xr (view);
view->y = 0;
view->max_width = 0;
for (item = view->items; item < &view->items[view->n_items]; item++)
xr_rendering_measure (r, &tw, &th);
+ gint xpos = get_xpos (view, tw);
+
if (!item->drawing_area)
{
item->drawing_area = gtk_drawing_area_new ();
g_object_set_data_full (G_OBJECT (item->drawing_area),
"rendering", r, free_rendering);
gtk_widget_set_size_request (item->drawing_area, tw, th);
- gtk_layout_move (view->output, item->drawing_area, 0, view->y);
+ gtk_layout_move (view->output, item->drawing_area, xpos, view->y);
}
- alloc.x = 0;
+ {
+ gint minw;
+ gint minh;
+ /* This code probably doesn't bring us anthing, but Gtk
+ shows warnings if get_preferred_width/height is not
+ called before the size_allocate below is called. */
+ gtk_widget_get_preferred_width (item->drawing_area, &minw, NULL);
+ gtk_widget_get_preferred_height (item->drawing_area, &minh, NULL);
+ if (th > minh) th = minh;
+ if (tw > minw) tw = minw;
+ }
+ alloc.x = xpos;
alloc.y = view->y;
alloc.width = tw;
alloc.height = th;
- gtk_widget_size_allocate(item->drawing_area,&alloc);
+
+ gtk_widget_size_allocate (item->drawing_area, &alloc);
if (view->max_width < tw)
view->max_width = tw;
gtk_tree_store_set (store, &iter,
COL_NAME, ds_cstr (&name),
COL_ADDR, item,
- COL_Y, (glong)(view->y),
+ COL_Y, (view->y),
-1);
ds_destroy (&name);
}
static void
-copy_base_to_bg (GtkWidget *dest, GtkWidget *src)
-{
- int i;
- for (i = 0; i < 5; ++i)
- {
- gtk_widget_modify_bg (dest, i, >k_widget_get_style (src)->base[i]);
- gtk_widget_modify_fg (dest, i, >k_widget_get_style (src)->text[i]);
- }
-}
-
-/* Copy the base style from the parent widget to the container and all its
- children. We do this because the container's primary purpose is to display
- text. This way psppire appears to follow the chosen gnome theme. */
-static void
-on_style_set (GtkWidget *toplevel, GtkStyle *prev,
- struct psppire_output_view *view)
-{
- copy_base_to_bg (GTK_WIDGET (view->output), toplevel);
- gtk_container_foreach (GTK_CONTAINER (view->output),
- (GtkCallback) copy_base_to_bg, view->output);
-}
-
-static void
-on_dwgarea_realize (GtkWidget *dwg_area, gpointer data)
+on_style_updated (GtkWidget *toplevel, struct psppire_output_view *view)
{
- copy_base_to_bg (dwg_area, gtk_widget_get_toplevel (dwg_area));
+ if (!view->n_items || !gtk_widget_get_window (GTK_WIDGET (view->output)))
+ return;
+ string_map_clear (&view->render_opts);
+ xr_driver_destroy (view->xr);
+ create_xr (view);
+ rerender (view);
}
enum {
}
static void
-on_selection_change (GtkTreeSelection *sel, GtkAction *copy_action)
+on_selection_change (GtkTreeSelection *sel, GAction *copy_action)
{
/* The Copy action is available only if there is something selected */
- gtk_action_set_sensitive (copy_action, gtk_tree_selection_count_selected_rows (sel) > 0);
+ g_object_set (copy_action,
+ "enabled", gtk_tree_selection_count_selected_rows (sel) > 0,
+ NULL);
}
static void
struct psppire_output_view *view)
{
int new_render_width = MAX (300, allocation->width);
+
if (view->render_width != new_render_width)
{
view->render_width = new_render_width;
}
}
+static void
+on_realize (GtkWidget *overview, GObject *view)
+{
+ GtkTreeSelection *sel = gtk_tree_view_get_selection (GTK_TREE_VIEW (overview));
+ gtk_tree_selection_set_mode (sel, GTK_SELECTION_MULTIPLE);
+
+ GtkWidget *toplevel = gtk_widget_get_toplevel (GTK_WIDGET (overview));
+
+ GAction *copy_action = g_action_map_lookup_action (G_ACTION_MAP (toplevel),
+ "copy");
+
+ GAction *select_all_action = g_action_map_lookup_action (G_ACTION_MAP (toplevel),
+ "select-all");
+
+ g_object_set (copy_action, "enabled", FALSE, NULL);
+
+ g_signal_connect_swapped (select_all_action, "activate",
+ G_CALLBACK (on_select_all), view);
+
+ g_signal_connect_swapped (copy_action, "activate",
+ G_CALLBACK (on_copy), view);
+
+ g_signal_connect (sel, "changed", G_CALLBACK (on_selection_change),
+ copy_action);
+}
+
struct psppire_output_view *
-psppire_output_view_new (GtkLayout *output, GtkTreeView *overview,
- GtkAction *copy_action, GtkAction *select_all_action)
+psppire_output_view_new (GtkLayout *output, GtkTreeView *overview)
{
struct psppire_output_view *view;
GtkTreeViewColumn *column;
GtkCellRenderer *renderer;
- GtkTreeSelection *sel;
+
GtkTreeModel *model;
view = xmalloc (sizeof *view);
view->print_n_pages = 0;
view->paginated = FALSE;
- g_signal_connect (view->toplevel, "style-set", G_CALLBACK (on_style_set), view);
+ g_signal_connect (output, "style-updated", G_CALLBACK (on_style_updated), view);
g_signal_connect (output, "size-allocate", G_CALLBACK (on_size_allocate), view);
+ gtk_style_context_add_class (gtk_widget_get_style_context (GTK_WIDGET (output)),
+ GTK_STYLE_CLASS_VIEW);
+
if (overview)
{
+ g_signal_connect (overview, "realize", G_CALLBACK (on_realize), view);
+
model = GTK_TREE_MODEL (gtk_tree_store_new (
N_COLS,
G_TYPE_STRING, /* COL_NAME */
gtk_tree_view_set_model (overview, model);
g_object_unref (model);
- sel = gtk_tree_view_get_selection (overview);
- gtk_tree_selection_set_mode (sel, GTK_SELECTION_MULTIPLE);
- g_signal_connect (sel, "changed", G_CALLBACK (on_selection_change),
- copy_action);
-
column = gtk_tree_view_column_new ();
gtk_tree_view_append_column (GTK_TREE_VIEW (overview), column);
renderer = gtk_cell_renderer_text_new ();
g_signal_connect (GTK_TREE_VIEW (overview),
"row-activated", G_CALLBACK (on_row_activate), view);
-
- gtk_action_set_sensitive (copy_action, FALSE);
- g_signal_connect_swapped (copy_action, "activate",
- G_CALLBACK (on_copy), view);
- g_signal_connect_swapped (select_all_action, "activate",
- G_CALLBACK (on_select_all), view);
}
return view;
if (!view)
return;
- g_signal_handlers_disconnect_by_func (view->toplevel,
- G_CALLBACK (on_style_set), view);
+ g_signal_handlers_disconnect_by_func (view->output,
+ G_CALLBACK (on_style_updated), view);
string_map_destroy (&view->render_opts);
view->items = NULL;
view->n_items = view->allocated_items = 0;
}
-\f
+
/* Export. */
void
get_cairo_context_from_print_context (GtkPrintContext *context)
{
cairo_t *cr = gtk_print_context_get_cairo_context (context);
-
+
/*
For all platforms except windows, gtk_print_context_get_dpi_[xy] returns 72.
Windows returns 600.
*/
double xres = gtk_print_context_get_dpi_x (context);
double yres = gtk_print_context_get_dpi_y (context);
-
+
/* This means that the cairo context now has its dimensions in Points */
cairo_scale (cr, xres / 72.0, yres / 72.0);
-
+
return cr;
}
GtkPrintOperation *print = gtk_print_operation_new ();
- if (view->print_settings != NULL)
+ if (view->print_settings != NULL)
gtk_print_operation_set_print_settings (print, view->print_settings);
g_signal_connect (print, "begin_print", G_CALLBACK (begin_print), view);