X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fui%2Fgui%2Fpsppire-output-window.c;h=b2e821e2e5060a902f7555b9b7cc261416ff2a62;hb=03d066d9f7e4f3d076a63e64708633bdf5e1c93c;hp=7f7d2765a78fbe46a65887105fbaa6777ae9ad61;hpb=55077868a3eb1776432bcb46a3627cc8e0ee54db;p=pspp-builds.git diff --git a/src/ui/gui/psppire-output-window.c b/src/ui/gui/psppire-output-window.c index 7f7d2765..b2e821e2 100644 --- a/src/ui/gui/psppire-output-window.c +++ b/src/ui/gui/psppire-output-window.c @@ -1,5 +1,5 @@ /* PSPPIRE - a graphical user interface for PSPP. - Copyright (C) 2008 Free Software Foundation + Copyright (C) 2008, 2009 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 @@ -20,7 +20,13 @@ #include #include "helper.h" +#include #include +#include +#include +#include +#include +#include #include #include "about.h" @@ -38,7 +44,12 @@ #define _(msgid) gettext (msgid) #define N_(msgid) msgid - +enum + { + COL_TITLE, /* Table title. */ + COL_Y, /* Y position of top of title. */ + N_COLS + }; static void psppire_output_window_base_finalize (PsppireOutputWindowClass *, gpointer); static void psppire_output_window_base_init (PsppireOutputWindowClass *class); @@ -84,10 +95,29 @@ psppire_output_window_finalize (GObject *object) } +static void +psppire_output_window_dispose (GObject *obj) +{ + PsppireOutputWindow *viewer = PSPPIRE_OUTPUT_WINDOW (obj); + size_t i; + + for (i = 0; i < viewer->n_items; i++) + output_item_unref (viewer->items[i]); + free (viewer->items); + viewer->items = NULL; + viewer->n_items = viewer->allocated_items = 0; + + /* Chain up to the parent class */ + G_OBJECT_CLASS (parent_class)->dispose (obj); +} + static void psppire_output_window_class_init (PsppireOutputWindowClass *class) { + GObjectClass *object_class = G_OBJECT_CLASS (class); + parent_class = g_type_class_peek_parent (class); + object_class->dispose = psppire_output_window_dispose; } @@ -106,13 +136,117 @@ psppire_output_window_base_finalize (PsppireOutputWindowClass *class, gpointer class_data) { } + +/* Output driver class. */ +struct psppire_output_driver + { + struct output_driver driver; + PsppireOutputWindow *viewer; + struct xr_driver *xr; + }; - +static struct output_driver_class psppire_output_class; + +static struct psppire_output_driver * +psppire_output_cast (struct output_driver *driver) +{ + assert (driver->class == &psppire_output_class); + return UP_CAST (driver, struct psppire_output_driver, driver); +} + +static gboolean +expose_event_callback (GtkWidget *widget, GdkEventExpose *event, gpointer data) +{ + struct xr_rendering *r = g_object_get_data (G_OBJECT (widget), "rendering"); + cairo_t *cr; + + cr = gdk_cairo_create (widget->window); + xr_rendering_draw (r, cr); + cairo_destroy (cr); + + return TRUE; +} + +static void +psppire_output_submit (struct output_driver *this, + const struct output_item *item) +{ + struct psppire_output_driver *pod = psppire_output_cast (this); + PsppireOutputWindow *viewer; + GtkWidget *drawing_area; + struct xr_rendering *r; + cairo_t *cr; + int tw, th; + + if (pod->viewer == NULL) + { + pod->viewer = PSPPIRE_OUTPUT_WINDOW (psppire_output_window_new ()); + gtk_widget_show_all (GTK_WIDGET (pod->viewer)); + pod->viewer->driver = pod; + } + viewer = pod->viewer; + + cr = gdk_cairo_create (GTK_WIDGET (pod->viewer)->window); + if (pod->xr == NULL) + pod->xr = xr_create_driver (cr); -static PsppireOutputWindow *the_output_viewer = NULL; + r = xr_rendering_create (pod->xr, item, cr); + if (r == NULL) + goto done; + if (viewer->n_items >= viewer->allocated_items) + viewer->items = x2nrealloc (viewer->items, &viewer->allocated_items, + sizeof *viewer->items); + viewer->items[viewer->n_items++] = output_item_ref (item); + xr_rendering_measure (r, &tw, &th); + + drawing_area = gtk_drawing_area_new (); + gtk_widget_modify_bg ( + GTK_WIDGET (drawing_area), GTK_STATE_NORMAL, + >k_widget_get_style (drawing_area)->base[GTK_STATE_NORMAL]); + g_object_set_data (G_OBJECT (drawing_area), "rendering", r); + gtk_widget_set_size_request (drawing_area, tw, th); + gtk_layout_put (pod->viewer->output, drawing_area, 0, pod->viewer->y); + gtk_widget_show (drawing_area); + g_signal_connect (G_OBJECT (drawing_area), "expose_event", + G_CALLBACK (expose_event_callback), NULL); + + if (pod->viewer->max_width < tw) + pod->viewer->max_width = tw; + pod->viewer->y += th; + + gtk_layout_set_size (pod->viewer->output, + pod->viewer->max_width, pod->viewer->y); + + gtk_window_set_urgency_hint (GTK_WINDOW (pod->viewer), TRUE); + +done: + cairo_destroy (cr); +} + +static struct output_driver_class psppire_output_class = + { + "PSPPIRE", /* name */ + NULL, /* create */ + NULL, /* destroy */ + psppire_output_submit, /* submit */ + NULL, /* flush */ + }; + +void +psppire_output_window_setup (void) +{ + struct psppire_output_driver *pod; + struct output_driver *d; + + pod = xzalloc (sizeof *pod); + d = &pod->driver; + output_driver_init (d, &psppire_output_class, "PSPPIRE", 0); + output_driver_register (d); +} + int viewer_length = 16; int viewer_width = 59; @@ -125,9 +259,7 @@ on_delete (GtkWidget *w, GdkEvent *event, gpointer user_data) gtk_widget_destroy (GTK_WIDGET (ow)); - the_output_viewer = NULL; - - unlink (OUTPUT_FILE_NAME); + ow->driver->viewer = NULL; return FALSE; } @@ -139,99 +271,196 @@ cancel_urgency (GtkWindow *window, gpointer data) { gtk_window_set_urgency_hint (window, FALSE); } -/* Sets width and length according to the new size - of the output window */ + static void -on_textview_resize (GtkWidget *widget, - GtkAllocation *allocation, - gpointer user_data) +on_row_activate (GtkTreeView *overview, + GtkTreePath *path, + GtkTreeViewColumn *column, + PsppireOutputWindow *window) { - PangoContext * context ; - PangoLayout *layout ; - PangoRectangle logical; - GtkStyle *style; - gint right_margin, left_margin; - GtkTextView *text_view = GTK_TEXT_VIEW (widget); - - context = gtk_widget_create_pango_context (widget); - layout = pango_layout_new (context); + GtkTreeModel *model; + GtkTreeIter iter; + GtkAdjustment *vadj; + GValue value = {0}; + double y, min, max; + + model = gtk_tree_view_get_model (overview); + if (!gtk_tree_model_get_iter (model, &iter, path)) + return; + + gtk_tree_model_get_value (model, &iter, COL_Y, &value); + y = g_value_get_long (&value); + g_value_unset (&value); + + vadj = gtk_layout_get_vadjustment (window->output); + min = vadj->lower; + max = vadj->upper - vadj->page_size; + if (y < min) + y = min; + else if (y > max) + y = max; + gtk_adjustment_set_value (vadj, y); +} - style = gtk_widget_get_style (widget); +static GtkFileFilter * +add_filter (GtkFileChooser *chooser, const char *name, const char *pattern) +{ + GtkFileFilter *filter = gtk_file_filter_new (); + g_object_ref_sink (G_OBJECT (filter)); + gtk_file_filter_set_name (filter, name); + gtk_file_filter_add_pattern (filter, pattern); + gtk_file_chooser_add_filter (chooser, filter); + return filter; +} - pango_layout_set_font_description (layout, style->font_desc); +static void +export_output (PsppireOutputWindow *window, struct string_map *options, + const char *class_name) +{ + struct output_driver *driver; + size_t i; - /* Find the width of one character. We can use any character, because - the textview has a monospaced font */ - pango_layout_set_text (layout, "M", 1); + driver = output_driver_create (class_name, options); + if (driver == NULL) + return; - pango_layout_get_extents (layout, NULL, &logical); + for (i = 0; i < window->n_items; i++) + driver->class->submit (driver, window->items[i]); + output_driver_destroy (driver); +} - left_margin = gtk_text_view_get_left_margin (text_view); - right_margin = gtk_text_view_get_right_margin (text_view); +static void +psppire_output_window_export (PsppireOutputWindow *window) +{ + gint response; + + GtkFileFilter *pdf_filter; + GtkFileFilter *html_filter; + GtkFileFilter *odt_filter; + GtkFileFilter *txt_filter; + GtkFileFilter *ps_filter; + GtkFileFilter *csv_filter; + GtkFileChooser *chooser; + GtkWidget *dialog; + + dialog = gtk_file_chooser_dialog_new (_("Export Output"), + GTK_WINDOW (window), + GTK_FILE_CHOOSER_ACTION_SAVE, + GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, + GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT, + NULL); + chooser = GTK_FILE_CHOOSER (dialog); + + pdf_filter = add_filter (chooser, _("PDF Files (*.pdf)"), "*.pdf"); + html_filter = add_filter (chooser, _("HTML Files (*.html)"), "*.html"); + odt_filter = add_filter (chooser, _("OpenDocument Files (*.odt)"), "*.odt"); + txt_filter = add_filter (chooser, _("Text Files (*.txt)"), "*.txt"); + ps_filter = add_filter (chooser, _("PostScript Files (*.ps)"), "*.ps"); + csv_filter = add_filter (chooser, _("Comma-Separated Value Files (*.csv)"), + "*.csv"); + + gtk_file_chooser_set_do_overwrite_confirmation (chooser, TRUE); + gtk_file_chooser_set_filter (chooser, pdf_filter); + + response = gtk_dialog_run (GTK_DIALOG (dialog)); + + if ( response == GTK_RESPONSE_ACCEPT ) + { + char *filename = gtk_file_chooser_get_filename (chooser); + GtkFileFilter *filter = gtk_file_chooser_get_filter (chooser); + struct string_map options; + + g_return_if_fail (filename); + g_return_if_fail (filter); + + string_map_init (&options); + string_map_insert (&options, "output-file", filename); + if (filter == pdf_filter) + { + string_map_insert (&options, "output-type", "pdf"); + export_output (window, &options, "cairo"); + } + else if (filter == html_filter) + export_output (window, &options, "html"); + else if (filter == odt_filter) + export_output (window, &options, "odf"); + else if (filter == txt_filter) + { + string_map_insert (&options, "headers", "false"); + string_map_insert (&options, "paginate", "false"); + string_map_insert (&options, "squeeze", "true"); + string_map_insert (&options, "emphasis", "none"); + string_map_insert (&options, "chart-type", "none"); + string_map_insert (&options, "top-margin", "0"); + string_map_insert (&options, "bottom-margin", "0"); + export_output (window, &options, "ascii"); + } + else if (filter == ps_filter) + { + string_map_insert (&options, "output-type", "ps"); + export_output (window, &options, "cairo"); + } + else if (filter == csv_filter) + export_output (window, &options, "csv"); + else + g_return_if_reached (); + + free (filename); + } - viewer_length = allocation->height / PANGO_PIXELS (logical.height); - viewer_width = (allocation->width - right_margin - left_margin) - / PANGO_PIXELS (logical.width); + g_object_unref (G_OBJECT (pdf_filter)); + g_object_unref (G_OBJECT (html_filter)); + g_object_unref (G_OBJECT (txt_filter)); + g_object_unref (G_OBJECT (ps_filter)); + g_object_unref (G_OBJECT (csv_filter)); - g_object_unref (G_OBJECT (layout)); - g_object_unref (G_OBJECT (context)); + gtk_widget_destroy (dialog); } - static void psppire_output_window_init (PsppireOutputWindow *window) { - GtkBuilder *xml = builder_new ("output-viewer.ui"); - - GtkWidget *box = gtk_vbox_new (FALSE, 0); - - GtkWidget *sw = get_widget_assert (xml, "scrolledwindow1"); - - GtkWidget *menubar = get_widget_assert (xml, "menubar1"); + GtkTreeViewColumn *column; + GtkCellRenderer *renderer; + GtkBuilder *xml; - window->textview = get_widget_assert (xml, "output-viewer-textview"); + xml = builder_new ("output-viewer.ui"); + gtk_widget_reparent (get_widget_assert (xml, "vbox1"), GTK_WIDGET (window)); - gtk_container_add (GTK_CONTAINER (window), box); + window->output = GTK_LAYOUT (get_widget_assert (xml, "output")); + window->y = 0; + window->overview = GTK_TREE_VIEW (get_widget_assert (xml, "overview")); + gtk_tree_view_set_model (window->overview, + GTK_TREE_MODEL (gtk_tree_store_new ( + N_COLS, + G_TYPE_STRING, /* COL_TITLE */ + G_TYPE_LONG))); /* COL_Y */ + window->last_table_num = -1; - g_object_ref (menubar); - gtk_widget_unparent (menubar); + window->items = NULL; + window->n_items = window->allocated_items = 0; - g_object_ref (sw); - gtk_widget_unparent (sw); + column = gtk_tree_view_column_new (); + gtk_tree_view_append_column (GTK_TREE_VIEW (window->overview), column); + renderer = gtk_cell_renderer_text_new (); + gtk_tree_view_column_pack_start (column, renderer, TRUE); + gtk_tree_view_column_add_attribute (column, renderer, "text", COL_TITLE); + g_signal_connect (GTK_TREE_VIEW (window->overview), + "row-activated", G_CALLBACK (on_row_activate), window); - gtk_box_pack_start (GTK_BOX (box), menubar, FALSE, TRUE, 0); - gtk_box_pack_start (GTK_BOX (box), sw, TRUE, TRUE, 0); - - - gtk_widget_show_all (box); + gtk_widget_modify_bg (GTK_WIDGET (window->output), GTK_STATE_NORMAL, + >k_widget_get_style (GTK_WIDGET (window->output))->base[GTK_STATE_NORMAL]); connect_help (xml); - window->buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (window->textview)); - g_signal_connect (window, "focus-in-event", G_CALLBACK (cancel_urgency), NULL); - { - /* Output uses ascii characters for tabular material. - So we need a monospaced font otherwise it'll look silly */ - PangoFontDescription *font_desc = - pango_font_description_from_string ("monospace"); - - gtk_widget_modify_font (window->textview, font_desc); - pango_font_description_free (font_desc); - } - - g_signal_connect (window->textview, "size-allocate", - G_CALLBACK (on_textview_resize), NULL); - - window->fp = NULL; - g_signal_connect (get_action_assert (xml,"help_about"), "activate", G_CALLBACK (about_new), @@ -254,6 +483,9 @@ psppire_output_window_init (PsppireOutputWindow *window) GTK_MENU_SHELL (gtk_ui_manager_get_widget (uim,"/ui/menubar1/windows_menuitem/windows_minimise-all")->parent); } + g_signal_connect_swapped (get_action_assert (xml, "file_export"), "activate", + G_CALLBACK (psppire_output_window_export), window); + g_object_unref (xml); g_signal_connect (window, "delete-event", @@ -269,108 +501,3 @@ psppire_output_window_new (void) "description", _("Output Viewer"), NULL)); } - -static void reload_viewer (PsppireOutputWindow *ow); - -void -psppire_output_window_reload (void) -{ - struct stat buf; - - /* If there is no output, then don't do anything */ - if (0 != stat (OUTPUT_FILE_NAME, &buf)) - return ; - - if ( NULL == the_output_viewer ) - { - the_output_viewer = PSPPIRE_OUTPUT_WINDOW (psppire_output_window_new ()); - gtk_widget_show (GTK_WIDGET (the_output_viewer)); - } - - reload_viewer (the_output_viewer); - -} - - -static void -reload_viewer (PsppireOutputWindow *ow) -{ - GtkTextIter end_iter; - GtkTextMark *mark ; - - static char *line = NULL; - - gboolean chars_inserted = FALSE; - - gtk_text_buffer_get_end_iter (ow->buffer, &end_iter); - - line = xrealloc (line, sizeof (char) * (viewer_width + 1)); - - mark = gtk_text_buffer_create_mark (ow->buffer, NULL, &end_iter, TRUE); - -#ifdef __CYGWIN__ - /* - Apparently Windoze is not capabale of writing to a file whilst - another (or the same) process is reading from it. Therefore, we - must close the file after reading it, and clear the entire buffer - before writing to it. - This will be slower for large buffers, but should work - (in so far as anything ever works on windows). - */ - { - GtkTextIter start_iter; - FILE *fp = fopen (OUTPUT_FILE_NAME, "r"); - if ( !fp) - { - g_print ("Cannot open %s\n", OUTPUT_FILE_NAME); - return; - } - - /* Delete all the entire buffer */ - gtk_text_buffer_get_start_iter (ov->buffer, &start_iter); - gtk_text_buffer_delete (ov->buffer, &start_iter, &end_iter); - - - gtk_text_buffer_get_start_iter (ov->buffer, &start_iter); - /* Read in the next lot of text */ - while (fgets (line, viewer_width + 1, fp) != NULL) - { - chars_inserted = TRUE; - gtk_text_buffer_insert (ov->buffer, &start_iter, line, -1); - } - - fclose (fp); - } -#else - { - if ( ow->fp == NULL) - { - ow->fp = fopen (OUTPUT_FILE_NAME, "r"); - if ( ow->fp == NULL) - { - g_print ("Cannot open %s\n", OUTPUT_FILE_NAME); - return; - } - } - - /* Read in the next lot of text */ - while (fgets (line, viewer_width + 1, ow->fp) != NULL) - { - chars_inserted = TRUE; - gtk_text_buffer_insert (ow->buffer, &end_iter, line, -1); - } - } -#endif - - /* Scroll to where the start of this lot of text begins */ - gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (ow->textview), - mark, - 0.1, TRUE, 0.0, 0.0); - - - if ( chars_inserted ) - gtk_window_set_urgency_hint ( GTK_WINDOW (ow), TRUE); -} - - -