More work on snapshots page

src/meson.build

@@ -22,6 +22,7 @@ blueprints = custom_target('blueprints',
     'snapshot_page/snapshot_page.blp',
     'snapshot_page/snapshots_list_page.blp',
     'snapshot_page/snapshot_box.blp',
+    'snapshot_page/new_snapshot_dialog.blp',
     'install_page/install_page.blp',
     'install_page/result_row.blp',
     'install_page/select_page.blp',
@@ -88,6 +89,7 @@ warehouse_sources = [
   'snapshot_page/snapshot_page.py',
   'snapshot_page/snapshots_list_page.py',
   'snapshot_page/snapshot_box.py',
+  'snapshot_page/new_snapshot_dialog.py',
   'install_page/install_page.py',
   'install_page/result_row.py',
   'install_page/select_page.py',

src/snapshot_page/new_snapshot_dialog.blp

@@ -0,0 +1,72 @@
+using Gtk 4.0;
+using Adw 1;
+
+template $NewSnapshotDialog : Adw.Dialog {
+    follows-content-size: true;
+    width-request: 400;
+    Adw.NavigationView nav_view {
+        Adw.NavigationPage app_list_page {
+            title: _("Choose Applications");
+            Adw.ToolbarView {
+                [top]
+                Adw.HeaderBar {
+                    show-start-title-buttons: false;
+                    show-end-title-buttons: false;
+                    [start]
+                    Button list_cancel_button {
+                        label: _("Cancel");
+                    }
+                    [start]
+                    ToggleButton search_button {
+                        icon-name: "loupe-large-symbolic";
+                        tooltip-text: _("Search Apps");
+                    }
+                    [end]
+                    Button next_button {
+                        // sensitive: false;
+                        label: _("Next");
+                        styles ["suggested-action"]
+                    }
+                }
+                [top]
+                SearchBar search_bar {
+                    search-mode-enabled: bind search_button.active bidirectional;
+                    key-capture-widget: template;
+                    SearchEntry search_entry {
+                        hexpand: true;
+                        placeholder-text: _("Search Apps");
+                    }
+                }
+                ScrolledWindow {
+                    propagate-natural-height: true;
+                    propagate-natural-width: true;
+                    ListBox listbox {
+                        valign: start;
+                        margin-start:  12;
+                        margin-bottom: 12;
+                        margin-top:    12;
+                        margin-end:    12;
+                        selection-mode: none;
+                        styles ["boxed-list"]
+                    }
+                }
+            }
+        }
+        Adw.NavigationPage details_page {
+            title: _("New Snapshot");
+            Adw.ToolbarView {
+                [top]
+                Adw.HeaderBar {
+                    show-start-title-buttons: false;
+                    show-end-title-buttons: false;
+                    [end]
+                    Button create_button {
+                        // sensitive: false;
+                        label: _("Snapshot");
+                        styles ["suggested-action"]
+                    }
+                }
+            }
+        }
+    }
+}

src/snapshot_page/new_snapshot_dialog.py

@@ -0,0 +1,64 @@
+from gi.repository import Adw, Gtk, GLib, Gio
+from .host_info import HostInfo
+from .error_toast import ErrorToast
+from .loading_status import LoadingStatus
+from .app_row import AppRow
+import subprocess, os
+
+@Gtk.Template(resource_path="/io/github/flattool/Warehouse/snapshot_page/new_snapshot_dialog.ui")
+class NewSnapshotDialog(Adw.Dialog):
+    __gtype_name__ = "NewSnapshotDialog"
+    gtc = Gtk.Template.Child
+    
+    nav_view = gtc()
+    
+    app_list_page = gtc()
+    list_cancel_button = gtc()
+    next_button = gtc()
+    listbox = gtc()
+    
+    details_page = gtc()
+    create_button = gtc()
+    
+    def row_gesture_handler(self, row):
+        row.check_button.set_active(not row.check_button.get_active())
+    
+    def row_select_handler(self, row):
+        if row.check_button.get_active():
+            self.selected_rows.append(row)
+        else:
+            self.selected_rows.remove(row)
+            
+        if (total := len(self.selected_rows)) > 0:
+            self.app_list_page.set_title(_("{} Selected").format(total))
+        else:
+            self.app_list_page.set_title(_("Choose Applications"))
+    
+    def generate_list(self, *args):
+        for package in HostInfo.flatpaks:
+            if package.is_runtime or not os.path.exists(package.data_path):
+                continue
+            row = AppRow(package, self.row_gesture_handler)
+            row.check_button.set_visible(True)
+            row.check_button.connect("toggled", lambda *_, row=row: self.row_select_handler(row))
+            row.set_activatable(True)
+            row.set_activatable_widget(row.check_button)
+            GLib.idle_add(lambda *_, row=row: self.listbox.append(row))
+    
+    def sort_func(self, row1, row2):
+        return row1.get_title().lower() > row2.get_title().lower()
+    
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+        
+        # Extra Object Creations
+        self.rows = []
+        self.selected_rows = []
+        
+        # Connections
+        self.list_cancel_button.connect("clicked", lambda *_: self.close())
+        self.next_button.connect("clicked", lambda *_: self.nav_view.push(self.details_page))
+        
+        # Apply
+        Gio.Task.new(None, None, None).run_in_thread(self.generate_list)
+        self.listbox.set_sort_func(self.sort_func)

src/snapshot_page/snapshot_page.py

@@ -5,6 +5,7 @@ from .app_row import AppRow
 from .snapshots_list_page import SnapshotsListPage
 from .sidebar_button import SidebarButton
 from .loading_status import LoadingStatus
+from .new_snapshot_dialog import NewSnapshotDialog
 import os, subprocess
 
 class LeftoverSnapshotRow(Adw.ActionRow):
@@ -184,6 +185,7 @@ class SnapshotPage(Adw.BreakpointBin):
         self.leftover_listbox.connect("row-activated", self.leftover_select_handler)
         self.open_button.connect("clicked", self.open_snapshots_folder, self.toast_overlay)
         self.status_open_button.connect("clicked", self.open_snapshots_folder, self.no_snapshots_toast)
+        self.new_button.connect("clicked", lambda *_: NewSnapshotDialog().present(HostInfo.main_window))
 
         # Apply
         self.loading_view.set_content(LoadingStatus(_("Loading Snapshots"), _("This should only take a moment")))

src/warehouse.gresource.xml

@@ -20,6 +20,7 @@
     <file preprocess="xml-stripblanks">snapshot_page/snapshot_page.ui</file>
     <file preprocess="xml-stripblanks">snapshot_page/snapshots_list_page.ui</file>
     <file preprocess="xml-stripblanks">snapshot_page/snapshot_box.ui</file>
+    <file preprocess="xml-stripblanks">snapshot_page/new_snapshot_dialog.ui</file>
     <file preprocess="xml-stripblanks">install_page/install_page.ui</file>
     <file preprocess="xml-stripblanks">install_page/result_row.ui</file>
     <file preprocess="xml-stripblanks">install_page/select_page.ui</file>