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authorJörg Frings-Fürst <debian@jff-webhosting.net>2017-11-12 13:21:19 +0100
committerJörg Frings-Fürst <debian@jff-webhosting.net>2017-11-12 13:21:19 +0100
commit99656b4fb34c8a8c6a174c7953a6b218ba6568c6 (patch)
treef511703bdeeff064dbc314281c6abce9b0bb5348 /src/preferences-dialog.vala
parent6c629d45711b613257d30e8d5a1527003d9c3f1f (diff)
parent35fd3ab8990210defe10f1614abe4ca1afe04c5d (diff)
Merge branch 'feature/upstream' into develop
Diffstat (limited to 'src/preferences-dialog.vala')
-rw-r--r--src/preferences-dialog.vala534
1 files changed, 534 insertions, 0 deletions
diff --git a/src/preferences-dialog.vala b/src/preferences-dialog.vala
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+/*
+ * Copyright (C) 2009-2017 Canonical Ltd.
+ * Author: Robert Ancell <robert.ancell@canonical.com>,
+ * Eduard Gotwig <g@ox.io>
+ *
+ * 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 the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later
+ * version. See http://www.gnu.org/copyleft/gpl.html the full text of the
+ * license.
+ */
+
+[GtkTemplate (ui = "/org/gnome/SimpleScan/preferences-dialog.ui")]
+private class PreferencesDialog : Gtk.Dialog
+{
+ private Settings settings;
+
+ private bool setting_devices;
+ private bool user_selected_device;
+
+ [GtkChild]
+ private Gtk.ComboBox device_combo;
+ [GtkChild]
+ private Gtk.ComboBox text_dpi_combo;
+ [GtkChild]
+ private Gtk.ComboBox photo_dpi_combo;
+ [GtkChild]
+ private Gtk.ComboBox paper_size_combo;
+ [GtkChild]
+ private Gtk.Scale brightness_scale;
+ [GtkChild]
+ private Gtk.Scale contrast_scale;
+ [GtkChild]
+ private Gtk.ListStore device_model;
+ [GtkChild]
+ private Gtk.RadioButton page_delay_3s_button;
+ [GtkChild]
+ private Gtk.RadioButton page_delay_5s_button;
+ [GtkChild]
+ private Gtk.RadioButton page_delay_7s_button;
+ [GtkChild]
+ private Gtk.RadioButton page_delay_10s_button;
+ [GtkChild]
+ private Gtk.RadioButton page_delay_15s_button;
+ [GtkChild]
+ private Gtk.ListStore text_dpi_model;
+ [GtkChild]
+ private Gtk.ListStore photo_dpi_model;
+ [GtkChild]
+ private Gtk.RadioButton front_side_button;
+ [GtkChild]
+ private Gtk.RadioButton back_side_button;
+ [GtkChild]
+ private Gtk.RadioButton both_side_button;
+ [GtkChild]
+ private Gtk.ListStore paper_size_model;
+ [GtkChild]
+ private Gtk.Adjustment brightness_adjustment;
+ [GtkChild]
+ private Gtk.Adjustment contrast_adjustment;
+ [GtkChild]
+ private Gtk.Button preferences_close_button;
+
+ public PreferencesDialog (Settings settings, bool use_header_bar)
+ {
+ Object (use_header_bar: use_header_bar ? 1 : -1);
+
+ if (use_header_bar)
+ preferences_close_button.visible = false;
+
+ this.settings = settings;
+
+ Gtk.TreeIter iter;
+ paper_size_model.append (out iter);
+ paper_size_model.set (iter, 0, 0, 1, 0, 2,
+ /* Combo box value for automatic paper size */
+ _("Automatic"), -1);
+ paper_size_model.append (out iter);
+ paper_size_model.set (iter, 0, 1050, 1, 1480, 2, "A6", -1);
+ paper_size_model.append (out iter);
+ paper_size_model.set (iter, 0, 1480, 1, 2100, 2, "A5", -1);
+ paper_size_model.append (out iter);
+ paper_size_model.set (iter, 0, 2100, 1, 2970, 2, "A4", -1);
+ paper_size_model.append (out iter);
+ paper_size_model.set (iter, 0, 2159, 1, 2794, 2, "Letter", -1);
+ paper_size_model.append (out iter);
+ paper_size_model.set (iter, 0, 2159, 1, 3556, 2, "Legal", -1);
+ paper_size_model.append (out iter);
+ paper_size_model.set (iter, 0, 1016, 1, 1524, 2, "4×6", -1);
+
+ var renderer = new Gtk.CellRendererText ();
+ device_combo.pack_start (renderer, true);
+ device_combo.add_attribute (renderer, "text", 1);
+
+ var dpi = settings.get_int ("text-dpi");
+ if (dpi <= 0)
+ dpi = DEFAULT_TEXT_DPI;
+ set_dpi_combo (text_dpi_combo, DEFAULT_TEXT_DPI, dpi);
+ text_dpi_combo.changed.connect (() => { settings.set_int ("text-dpi", get_text_dpi ()); });
+ dpi = settings.get_int ("photo-dpi");
+ if (dpi <= 0)
+ dpi = DEFAULT_PHOTO_DPI;
+ set_dpi_combo (photo_dpi_combo, DEFAULT_PHOTO_DPI, dpi);
+ photo_dpi_combo.changed.connect (() => { settings.set_int ("photo-dpi", get_photo_dpi ()); });
+
+ set_page_side ((ScanType) settings.get_enum ("page-side"));
+ front_side_button.toggled.connect ((button) => { if (button.active) settings.set_enum ("page-side", ScanType.ADF_FRONT); });
+ back_side_button.toggled.connect ((button) => { if (button.active) settings.set_enum ("page-side", ScanType.ADF_BACK); });
+ both_side_button.toggled.connect ((button) => { if (button.active) settings.set_enum ("page-side", ScanType.ADF_BOTH); });
+
+ renderer = new Gtk.CellRendererText ();
+ paper_size_combo.pack_start (renderer, true);
+ paper_size_combo.add_attribute (renderer, "text", 2);
+
+ var lower = brightness_adjustment.lower;
+ var darker_label = "<small>%s</small>".printf (_("Darker"));
+ var upper = brightness_adjustment.upper;
+ var lighter_label = "<small>%s</small>".printf (_("Lighter"));
+ brightness_scale.add_mark (lower, Gtk.PositionType.BOTTOM, darker_label);
+ brightness_scale.add_mark (0, Gtk.PositionType.BOTTOM, null);
+ brightness_scale.add_mark (upper, Gtk.PositionType.BOTTOM, lighter_label);
+ brightness_adjustment.value = settings.get_int ("brightness");
+ brightness_adjustment.value_changed.connect (() => { settings.set_int ("brightness", get_brightness ()); });
+
+ lower = contrast_adjustment.lower;
+ var less_label = "<small>%s</small>".printf (_("Less"));
+ upper = contrast_adjustment.upper;
+ var more_label = "<small>%s</small>".printf (_("More"));
+ contrast_scale.add_mark (lower, Gtk.PositionType.BOTTOM, less_label);
+ contrast_scale.add_mark (0, Gtk.PositionType.BOTTOM, null);
+ contrast_scale.add_mark (upper, Gtk.PositionType.BOTTOM, more_label);
+ contrast_adjustment.value = settings.get_int ("contrast");
+ contrast_adjustment.value_changed.connect (() => { settings.set_int ("contrast", get_contrast ()); });
+
+ var paper_width = settings.get_int ("paper-width");
+ var paper_height = settings.get_int ("paper-height");
+ set_paper_size (paper_width, paper_height);
+ paper_size_combo.changed.connect (() =>
+ {
+ int w, h;
+ get_paper_size (out w, out h);
+ settings.set_int ("paper-width", w);
+ settings.set_int ("paper-height", h);
+ });
+
+ set_page_delay (settings.get_int ("page-delay"));
+ page_delay_3s_button.toggled.connect ((button) => { if (button.active) settings.set_int ("page-delay", 3); });
+ page_delay_5s_button.toggled.connect ((button) => { if (button.active) settings.set_int ("page-delay", 5); });
+ page_delay_7s_button.toggled.connect ((button) => { if (button.active) settings.set_int ("page-delay", 7); });
+ page_delay_10s_button.toggled.connect ((button) => { if (button.active) settings.set_int ("page-delay", 10); });
+ page_delay_15s_button.toggled.connect ((button) => { if (button.active) settings.set_int ("page-delay", 15); });
+ }
+
+ public void set_scan_devices (List<ScanDevice> devices)
+ {
+ setting_devices = true;
+
+ /* If the user hasn't chosen a scanner choose the best available one */
+ var have_selection = false;
+ if (user_selected_device)
+ have_selection = device_combo.active >= 0;
+
+ /* Add new devices */
+ int index = 0;
+ Gtk.TreeIter iter;
+ foreach (var device in devices)
+ {
+ int n_delete = -1;
+
+ /* Find if already exists */
+ if (device_model.iter_nth_child (out iter, null, index))
+ {
+ int i = 0;
+ do
+ {
+ string name;
+ bool matched;
+
+ device_model.get (iter, 0, out name, -1);
+ matched = name == device.name;
+
+ if (matched)
+ {
+ n_delete = i;
+ break;
+ }
+ i++;
+ } while (device_model.iter_next (ref iter));
+ }
+
+ /* If exists, remove elements up to this one */
+ if (n_delete >= 0)
+ {
+ int i;
+
+ /* Update label */
+ device_model.set (iter, 1, device.label, -1);
+
+ for (i = 0; i < n_delete; i++)
+ {
+ device_model.iter_nth_child (out iter, null, index);
+#if VALA_0_36
+ device_model.remove (ref iter);
+#else
+ device_model.remove (iter);
+#endif
+ }
+ }
+ else
+ {
+ device_model.insert (out iter, index);
+ device_model.set (iter, 0, device.name, 1, device.label, -1);
+ }
+ index++;
+ }
+
+ /* Remove any remaining devices */
+ while (device_model.iter_nth_child (out iter, null, index))
+#if VALA_0_36
+ device_model.remove (ref iter);
+#else
+ device_model.remove (iter);
+#endif
+
+ /* Select the previously selected device or the first available device */
+ if (!have_selection)
+ {
+ var device = settings.get_string ("selected-device");
+ if (device != null && find_scan_device (device, out iter))
+ device_combo.set_active_iter (iter);
+ else
+ device_combo.set_active (0);
+ }
+
+ setting_devices = false;
+ }
+
+ public string? get_selected_device ()
+ {
+ Gtk.TreeIter iter;
+
+ if (device_combo.get_active_iter (out iter))
+ {
+ string device;
+ device_model.get (iter, 0, out device, -1);
+ return device;
+ }
+
+ return null;
+ }
+
+ public string? get_selected_device_label ()
+ {
+ Gtk.TreeIter iter;
+
+ if (device_combo.get_active_iter (out iter))
+ {
+ string label;
+ device_model.get (iter, 1, out label, -1);
+ return label;
+ }
+
+ return null;
+ }
+
+ public void set_selected_device (string device)
+ {
+ user_selected_device = true;
+
+ Gtk.TreeIter iter;
+ if (!find_scan_device (device, out iter))
+ return;
+
+ device_combo.set_active_iter (iter);
+ }
+
+ private bool find_scan_device (string device, out Gtk.TreeIter iter)
+ {
+ bool have_iter = false;
+
+ if (device_model.get_iter_first (out iter))
+ {
+ do
+ {
+ string d;
+ device_model.get (iter, 0, out d, -1);
+ if (d == device)
+ have_iter = true;
+ } while (!have_iter && device_model.iter_next (ref iter));
+ }
+
+ return have_iter;
+ }
+
+ private void set_page_side (ScanType page_side)
+ {
+ switch (page_side)
+ {
+ case ScanType.ADF_FRONT:
+ front_side_button.active = true;
+ break;
+ case ScanType.ADF_BACK:
+ back_side_button.active = true;
+ break;
+ default:
+ case ScanType.ADF_BOTH:
+ both_side_button.active = true;
+ break;
+ }
+ }
+
+ public ScanType get_page_side ()
+ {
+ if (front_side_button.active)
+ return ScanType.ADF_FRONT;
+ else if (back_side_button.active)
+ return ScanType.ADF_BACK;
+ else
+ return ScanType.ADF_BOTH;
+ }
+
+ public void set_paper_size (int width, int height)
+ {
+ Gtk.TreeIter iter;
+ bool have_iter;
+
+ for (have_iter = paper_size_model.get_iter_first (out iter);
+ have_iter;
+ have_iter = paper_size_model.iter_next (ref iter))
+ {
+ int w, h;
+ paper_size_model.get (iter, 0, out w, 1, out h, -1);
+ if (w == width && h == height)
+ break;
+ }
+
+ if (!have_iter)
+ have_iter = paper_size_model.get_iter_first (out iter);
+ if (have_iter)
+ paper_size_combo.set_active_iter (iter);
+ }
+
+ public int get_text_dpi ()
+ {
+ Gtk.TreeIter iter;
+ int dpi = DEFAULT_TEXT_DPI;
+
+ if (text_dpi_combo.get_active_iter (out iter))
+ text_dpi_model.get (iter, 0, out dpi, -1);
+
+ return dpi;
+ }
+
+ public int get_photo_dpi ()
+ {
+ Gtk.TreeIter iter;
+ int dpi = DEFAULT_PHOTO_DPI;
+
+ if (photo_dpi_combo.get_active_iter (out iter))
+ photo_dpi_model.get (iter, 0, out dpi, -1);
+
+ return dpi;
+ }
+
+ public bool get_paper_size (out int width, out int height)
+ {
+ Gtk.TreeIter iter;
+
+ width = height = 0;
+ if (paper_size_combo.get_active_iter (out iter))
+ {
+ paper_size_model.get (iter, 0, ref width, 1, ref height, -1);
+ return true;
+ }
+
+ return false;
+ }
+
+ public int get_brightness ()
+ {
+ return (int) brightness_adjustment.value;
+ }
+
+ public void set_brightness (int brightness)
+ {
+ brightness_adjustment.value = brightness;
+ }
+
+ public int get_contrast ()
+ {
+ return (int) contrast_adjustment.value;
+ }
+
+ public void set_contrast (int contrast)
+ {
+ contrast_adjustment.value = contrast;
+ }
+
+ public int get_page_delay ()
+ {
+ if (page_delay_15s_button.active)
+ return 15;
+ else if (page_delay_10s_button.active)
+ return 10;
+ else if (page_delay_7s_button.active)
+ return 7;
+ else if (page_delay_5s_button.active)
+ return 5;
+ else
+ return 3;
+ }
+
+ public void set_page_delay (int page_delay)
+ {
+ if (page_delay >= 15)
+ page_delay_15s_button.active = true;
+ else if (page_delay >= 10)
+ page_delay_10s_button.active = true;
+ else if (page_delay >= 7)
+ page_delay_7s_button.active = true;
+ else if (page_delay >= 5)
+ page_delay_5s_button.active = true;
+ else
+ page_delay_3s_button.active = true;
+ }
+
+ private void set_dpi_combo (Gtk.ComboBox combo, int default_dpi, int current_dpi)
+ {
+ var renderer = new Gtk.CellRendererText ();
+ combo.pack_start (renderer, true);
+ combo.add_attribute (renderer, "text", 1);
+
+ var model = combo.model as Gtk.ListStore;
+ int[] scan_resolutions = {75, 150, 300, 600, 1200, 2400};
+ foreach (var dpi in scan_resolutions)
+ {
+ string label;
+ if (dpi == default_dpi)
+ /* Preferences dialog: Label for default resolution in resolution list */
+ label = _("%d dpi (default)").printf (dpi);
+ else if (dpi == 75)
+ /* Preferences dialog: Label for minimum resolution in resolution list */
+ label = _("%d dpi (draft)").printf (dpi);
+ else if (dpi == 1200)
+ /* Preferences dialog: Label for maximum resolution in resolution list */
+ label = _("%d dpi (high resolution)").printf (dpi);
+ else
+ /* Preferences dialog: Label for resolution value in resolution list (dpi = dots per inch) */
+ label = _("%d dpi").printf (dpi);
+
+ Gtk.TreeIter iter;
+ model.append (out iter);
+ model.set (iter, 0, dpi, 1, label, -1);
+
+ if (dpi == current_dpi)
+ combo.set_active_iter (iter);
+ }
+ }
+
+ [GtkCallback]
+ private void device_combo_changed_cb (Gtk.Widget widget)
+ {
+ if (setting_devices)
+ return;
+ user_selected_device = true;
+ if (get_selected_device () != null)
+ settings.set_string ("selected-device", get_selected_device ());
+ }
+}
+
+private class PageIcon : Gtk.DrawingArea
+{
+ private string text;
+ private double r;
+ private double g;
+ private double b;
+ private const int MINIMUM_WIDTH = 20;
+
+ public PageIcon (string text, double r = 1.0, double g = 1.0, double b = 1.0)
+ {
+ this.text = text;
+ this.r = r;
+ this.g = g;
+ this.b = b;
+ }
+
+ public override void get_preferred_width (out int minimum_width, out int natural_width)
+ {
+ minimum_width = natural_width = MINIMUM_WIDTH;
+ }
+
+ public override void get_preferred_height (out int minimum_height, out int natural_height)
+ {
+ minimum_height = natural_height = (int) Math.round (MINIMUM_WIDTH * Math.SQRT2);
+ }
+
+ public override void get_preferred_height_for_width (int width, out int minimum_height, out int natural_height)
+ {
+ minimum_height = natural_height = (int) (width * Math.SQRT2);
+ }
+
+ public override void get_preferred_width_for_height (int height, out int minimum_width, out int natural_width)
+ {
+ minimum_width = natural_width = (int) (height / Math.SQRT2);
+ }
+
+ public override bool draw (Cairo.Context c)
+ {
+ var w = get_allocated_width ();
+ var h = get_allocated_height ();
+ if (w * Math.SQRT2 > h)
+ w = (int) Math.round (h / Math.SQRT2);
+ else
+ h = (int) Math.round (w * Math.SQRT2);
+
+ c.translate ((get_allocated_width () - w) / 2, (get_allocated_height () - h) / 2);
+
+ c.rectangle (0.5, 0.5, w - 1, h - 1);
+
+ c.set_source_rgb (r, g, b);
+ c.fill_preserve ();
+
+ c.set_line_width (1.0);
+ c.set_source_rgb (0.0, 0.0, 0.0);
+ c.stroke ();
+
+ Cairo.TextExtents extents;
+ c.text_extents (text, out extents);
+ c.translate ((w - extents.width) * 0.5 - 0.5, (h + extents.height) * 0.5 - 0.5);
+ c.show_text (text);
+
+ return true;
+ }
+}