From f3932bc77ec4d8835790df48c57849d122306ffb Mon Sep 17 00:00:00 2001 From: John Darrington Date: Sun, 8 Aug 2010 15:12:22 +0200 Subject: [PATCH] Added basic print capability to the syntax window --- src/ui/gui/psppire-syntax-window.c | 135 ++++++++++++++++++++++++----- src/ui/gui/psppire-syntax-window.h | 7 +- src/ui/gui/syntax-editor.ui | 8 ++ 3 files changed, 129 insertions(+), 21 deletions(-) diff --git a/src/ui/gui/psppire-syntax-window.c b/src/ui/gui/psppire-syntax-window.c index 0880e65f..2bdebadd 100644 --- a/src/ui/gui/psppire-syntax-window.c +++ b/src/ui/gui/psppire-syntax-window.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include @@ -151,7 +152,7 @@ editor_execute_syntax (const PsppireSyntaxWindow *sw, GtkTextIter start, { PsppireWindow *win = PSPPIRE_WINDOW (sw); const gchar *name = psppire_window_get_filename (win); - execute_syntax (create_syntax_editor_source (sw->buffer, start, stop, name)); + execute_syntax (create_syntax_editor_source (GTK_TEXT_BUFFER (sw->buffer), start, stop, name)); } @@ -162,8 +163,8 @@ on_run_all (GtkMenuItem *menuitem, gpointer user_data) GtkTextIter begin, end; PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data); - gtk_text_buffer_get_iter_at_offset (se->buffer, &begin, 0); - gtk_text_buffer_get_iter_at_offset (se->buffer, &end, -1); + gtk_text_buffer_get_iter_at_offset (GTK_TEXT_BUFFER (se->buffer), &begin, 0); + gtk_text_buffer_get_iter_at_offset (GTK_TEXT_BUFFER (se->buffer), &end, -1); editor_execute_syntax (se, begin, end); } @@ -175,7 +176,7 @@ on_run_selection (GtkMenuItem *menuitem, gpointer user_data) GtkTextIter begin, end; PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data); - if ( gtk_text_buffer_get_selection_bounds (se->buffer, &begin, &end) ) + if ( gtk_text_buffer_get_selection_bounds (GTK_TEXT_BUFFER (se->buffer), &begin, &end) ) editor_execute_syntax (se, begin, end); } @@ -192,17 +193,17 @@ on_run_to_end (GtkMenuItem *menuitem, gpointer user_data) PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data); /* Get the current line */ - gtk_text_buffer_get_iter_at_mark (se->buffer, + gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (se->buffer), &here, - gtk_text_buffer_get_insert (se->buffer) + gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (se->buffer)) ); line = gtk_text_iter_get_line (&here) ; /* Now set begin and end to the start of this line, and end of buffer respectively */ - gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line); - gtk_text_buffer_get_iter_at_line (se->buffer, &end, -1); + gtk_text_buffer_get_iter_at_line (GTK_TEXT_BUFFER (se->buffer), &begin, line); + gtk_text_buffer_get_iter_at_line (GTK_TEXT_BUFFER (se->buffer), &end, -1); editor_execute_syntax (se, begin, end); } @@ -220,17 +221,17 @@ on_run_current_line (GtkMenuItem *menuitem, gpointer user_data) PsppireSyntaxWindow *se = PSPPIRE_SYNTAX_WINDOW (user_data); /* Get the current line */ - gtk_text_buffer_get_iter_at_mark (se->buffer, + gtk_text_buffer_get_iter_at_mark (GTK_TEXT_BUFFER (se->buffer), &here, - gtk_text_buffer_get_insert (se->buffer) + gtk_text_buffer_get_insert (GTK_TEXT_BUFFER (se->buffer)) ); line = gtk_text_iter_get_line (&here) ; /* Now set begin and end to the start of this line, and start of following line respectively */ - gtk_text_buffer_get_iter_at_line (se->buffer, &begin, line); - gtk_text_buffer_get_iter_at_line (se->buffer, &end, line + 1); + gtk_text_buffer_get_iter_at_line (GTK_TEXT_BUFFER (se->buffer), &begin, line); + gtk_text_buffer_get_iter_at_line (GTK_TEXT_BUFFER (se->buffer), &end, line + 1); editor_execute_syntax (se, begin, end); } @@ -262,7 +263,7 @@ save_editor_to_file (PsppireSyntaxWindow *se, const gchar *filename, GError **err) { - GtkTextBuffer *buffer = se->buffer; + GtkTextBuffer *buffer = GTK_TEXT_BUFFER (se->buffer); gboolean result ; GtkTextIter start, stop; gchar *text; @@ -399,6 +400,8 @@ on_text_changed (GtkTextBuffer *buffer, PsppireSyntaxWindow *window) gtk_statusbar_pop (GTK_STATUSBAR (window->sb), window->text_context); } +static void psppire_syntax_window_print (PsppireSyntaxWindow *window); + static void on_modified_changed (GtkTextBuffer *buffer, PsppireWindow *window) { @@ -422,12 +425,14 @@ psppire_syntax_window_init (PsppireSyntaxWindow *window) PsppireSyntaxWindowClass *class = PSPPIRE_SYNTAX_WINDOW_CLASS (G_OBJECT_GET_CLASS (window)); + window->print_settings = NULL; + if (class->lan) - window->buffer = GTK_TEXT_BUFFER (gtk_source_buffer_new_with_language (class->lan)); + window->buffer = gtk_source_buffer_new_with_language (class->lan); else - window->buffer = GTK_TEXT_BUFFER (gtk_source_buffer_new (NULL)); + window->buffer = gtk_source_buffer_new (NULL); - gtk_text_view_set_buffer (GTK_TEXT_VIEW (text_view), window->buffer); + gtk_text_view_set_buffer (GTK_TEXT_VIEW (text_view), GTK_TEXT_BUFFER (window->buffer)); g_object_set (window->buffer, "highlight-matching-brackets", TRUE, @@ -451,6 +456,9 @@ psppire_syntax_window_init (PsppireSyntaxWindow *window) g_signal_connect (window->buffer, "modified-changed", G_CALLBACK (on_modified_changed), window); + g_signal_connect_swapped (get_action_assert (xml, "file_print"), "activate", + G_CALLBACK (psppire_syntax_window_print), window); + connect_help (xml); gtk_container_add (GTK_CONTAINER (window), box); @@ -518,6 +526,9 @@ psppire_syntax_window_init (PsppireSyntaxWindow *window) G_CALLBACK (psppire_window_minimise_all), NULL); + + + { GtkUIManager *uim = GTK_UI_MANAGER (get_object_assert (xml, "uimanager1", GTK_TYPE_UI_MANAGER)); @@ -578,7 +589,7 @@ syntax_load (PsppireWindow *window, const gchar *filename) gsize len_utf8 = -1; GtkTextIter iter; PsppireSyntaxWindow *sw = PSPPIRE_SYNTAX_WINDOW (window); - + GtkTextBuffer *buffer = GTK_TEXT_BUFFER (sw->buffer); /* FIXME: What if it's a very big file ? */ if ( ! g_file_get_contents (filename, &text_locale, &len_locale, &err) ) { @@ -598,11 +609,11 @@ syntax_load (PsppireWindow *window, const gchar *filename) return FALSE; } - gtk_text_buffer_get_iter_at_line (sw->buffer, &iter, 0); + gtk_text_buffer_get_iter_at_line (buffer, &iter, 0); - gtk_text_buffer_insert (sw->buffer, &iter, text_utf8, len_utf8); + gtk_text_buffer_insert (buffer, &iter, text_utf8, len_utf8); - gtk_text_buffer_set_modified (sw->buffer, FALSE); + gtk_text_buffer_set_modified (buffer, FALSE); free (text_utf8); @@ -617,3 +628,87 @@ psppire_syntax_window_iface_init (PsppireWindowIface *iface) iface->save = syntax_save; iface->load = syntax_load; } + + + +/* Printing related stuff */ + + +static void +begin_print (GtkPrintOperation *operation, + GtkPrintContext *context, + PsppireSyntaxWindow *window) +{ + window->compositor = + gtk_source_print_compositor_new (window->buffer); +} + + +static void +end_print (GtkPrintOperation *operation, + GtkPrintContext *context, + PsppireSyntaxWindow *window) +{ + g_object_unref (window->compositor); + window->compositor = NULL; +} + + + +static gboolean +paginate (GtkPrintOperation *operation, + GtkPrintContext *context, + PsppireSyntaxWindow *window) +{ + if (gtk_source_print_compositor_paginate (window->compositor, context)) + { + gint n_pages = gtk_source_print_compositor_get_n_pages (window->compositor); + gtk_print_operation_set_n_pages (operation, n_pages); + + return TRUE; + } + + return FALSE; +} + +static void +draw_page (GtkPrintOperation *operation, + GtkPrintContext *context, + gint page_nr, + PsppireSyntaxWindow *window) +{ + gtk_source_print_compositor_draw_page (window->compositor, + context, + page_nr); +} + + + +static void +psppire_syntax_window_print (PsppireSyntaxWindow *window) +{ + GtkPrintOperationResult res; + + GtkPrintOperation *print = gtk_print_operation_new (); + + if (window->print_settings != NULL) + gtk_print_operation_set_print_settings (print, window->print_settings); + + + g_signal_connect (print, "begin_print", G_CALLBACK (begin_print), window); + g_signal_connect (print, "end_print", G_CALLBACK (end_print), window); + g_signal_connect (print, "draw_page", G_CALLBACK (draw_page), window); + g_signal_connect (print, "paginate", G_CALLBACK (paginate), window); + + res = gtk_print_operation_run (print, GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG, + GTK_WINDOW (window), NULL); + + if (res == GTK_PRINT_OPERATION_RESULT_APPLY) + { + if (window->print_settings != NULL) + g_object_unref (window->print_settings); + window->print_settings = g_object_ref (gtk_print_operation_get_print_settings (print)); + } + + g_object_unref (print); +} diff --git a/src/ui/gui/psppire-syntax-window.h b/src/ui/gui/psppire-syntax-window.h index cf6e0629..2f36fd2c 100644 --- a/src/ui/gui/psppire-syntax-window.h +++ b/src/ui/gui/psppire-syntax-window.h @@ -27,6 +27,8 @@ #include #include +#include +#include G_BEGIN_DECLS @@ -50,10 +52,13 @@ struct _PsppireSyntaxWindow /* */ - GtkTextBuffer *buffer; /* The buffer which contains the text */ + GtkSourceBuffer *buffer; /* The buffer which contains the text */ struct lexer *lexer; /* Lexer to parse syntax */ GtkWidget *sb; guint text_context; + + GtkPrintSettings *print_settings; + GtkSourcePrintCompositor *compositor; }; struct _PsppireSyntaxWindowClass diff --git a/src/ui/gui/syntax-editor.ui b/src/ui/gui/syntax-editor.ui index 4e388f02..bffa1731 100644 --- a/src/ui/gui/syntax-editor.ui +++ b/src/ui/gui/syntax-editor.ui @@ -58,6 +58,12 @@ file_save_as + + + file_print + gtk-print + + gtk-quit @@ -153,6 +159,8 @@ + + -- 2.30.2