/* 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
#include <gtk/gtkbox.h>
#include "helper.h"
+#include <libpspp/cast.h>
#include <libpspp/message.h>
+#include <output/cairo.h>
+#include <output/driver-provider.h>
+#include <output/tab.h>
#include <stdlib.h>
#include "about.h"
#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);
gpointer class_data)
{
}
+\f
+/* Output driver class. */
+struct psppire_output_driver
+ {
+ struct output_driver driver;
+ PsppireOutputWindow *viewer;
+ struct xr_driver *xr;
+ };
-\f
+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);
+ 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;
+ }
+
+ cr = gdk_cairo_create (GTK_WIDGET (pod->viewer)->window);
+ if (pod->xr == NULL)
+ pod->xr = xr_create_driver (cr);
+
+ r = xr_rendering_create (pod->xr, item, cr);
+ if (r == NULL)
+ goto done;
+
+ 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;
-static PsppireOutputWindow *the_output_viewer = NULL;
+ 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);
+}
+\f
int viewer_length = 16;
int viewer_width = 59;
gtk_widget_destroy (GTK_WIDGET (ow));
- the_output_viewer = NULL;
-
- unlink (OUTPUT_FILE_NAME);
+ ow->driver->viewer = NULL;
return FALSE;
}
{
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);
-
- style = gtk_widget_get_style (widget);
-
- pango_layout_set_font_description (layout, style->font_desc);
-
- /* 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);
-
- pango_layout_get_extents (layout, NULL, &logical);
-
- left_margin = gtk_text_view_get_left_margin (text_view);
- right_margin = gtk_text_view_get_right_margin (text_view);
-
- 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 (layout));
- g_object_unref (G_OBJECT (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);
}
-
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");
-
- window->textview = get_widget_assert (xml, "output-viewer-textview");
+ GtkTreeViewColumn *column;
+ GtkCellRenderer *renderer;
+ GtkBuilder *xml;
+ xml = builder_new ("output-viewer.ui");
- gtk_container_add (GTK_CONTAINER (window), box);
+ gtk_widget_reparent (get_widget_assert (xml, "vbox1"), GTK_WIDGET (window));
+ window->output = GTK_LAYOUT (get_widget_assert (xml, "output"));
+ window->y = 0;
- g_object_ref (menubar);
- gtk_widget_unparent (menubar);
+ 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 (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_object_assert (xml,"help_about"),
+ g_signal_connect (get_action_assert (xml,"help_about"),
"activate",
G_CALLBACK (about_new),
window);
- g_signal_connect (get_object_assert (xml,"help_reference"),
+ g_signal_connect (get_action_assert (xml,"help_reference"),
"activate",
G_CALLBACK (reference_manual),
NULL);
- g_signal_connect (get_object_assert (xml,"windows_minimise-all"),
+ g_signal_connect (get_action_assert (xml,"windows_minimise-all"),
"activate",
G_CALLBACK (psppire_window_minimise_all),
NULL);
{
- GtkUIManager *uim = GTK_UI_MANAGER (get_object_assert (xml, "uimanager1"));
+ GtkUIManager *uim = GTK_UI_MANAGER (get_object_assert (xml, "uimanager1", GTK_TYPE_UI_MANAGER));
PSPPIRE_WINDOW (window)->menu =
GTK_MENU_SHELL (gtk_ui_manager_get_widget (uim,"/ui/menubar1/windows_menuitem/windows_minimise-all")->parent);
"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);
-}
-
-
-
projects / pspp-builds.git / blobdiff