xdpw: stream chooser signal resizes to widgets

src/stream-chooser/mainlayout.cpp

@@ -1,4 +1,5 @@
 #include "mainlayout.hpp"
+#include "stream-chooser.hpp"
 void MainLayout::allocate_vfunc(const Gtk::Widget& widget, int width, int height, int baseline)
 {
     Gtk::Widget& widget_not_const = const_cast<Gtk::Widget&>(widget);
@@ -10,6 +11,8 @@ void MainLayout::allocate_vfunc(const Gtk::Widget& widget, int width, int height
     alloc.set_y(height / 4);
     alloc.set_x(width / 4);
     inner->size_allocate(alloc, -1);
+
+    WayfireStreamChooserApp::getInstance().resize(width, height);
 }
 
 void MainLayout::measure_vfunc(const Gtk::Widget& widget, Gtk::Orientation orientation,

src/stream-chooser/outputwidget.cpp

@@ -197,10 +197,16 @@ WayfireChooserOutput::WayfireChooserOutput(std::shared_ptr<Gdk::Monitor> output)
 
     set_orientation(Gtk::Orientation::VERTICAL);
 
-    output->signal_invalidate().connect([=]
+    signals.push_back(output->signal_invalidate().connect([=]
     {
         WayfireStreamChooserApp::getInstance().remove_output(output->get_connector());
-    });
+    }));
+
+    signals.push_back(WayfireStreamChooserApp::getInstance().signal_resize().connect(
+        [=] (int width, int height)
+    {
+        std::cout << "Entire width " << width << " height " << height << std::endl;
+    }));
 
     buffer = std::make_shared<output_buffer>();
 
@@ -233,6 +239,11 @@ WayfireChooserOutput::~WayfireChooserOutput()
     {
         zwp_linux_buffer_params_v1_destroy(buffer->params);
     }
+
+    for (auto signal : signals)
+    {
+        signal.disconnect();
+    }
 }
 
 void WayfireChooserOutput::print()

src/stream-chooser/outputwidget.hpp

@@ -22,6 +22,7 @@ class WayfireChooserOutput : public Gtk::Box
 {
     Gtk::Label connector, model;
     Gtk::Picture contents;
+    std::vector<sigc::connection> signals;
 
     wl_output *output_handle;
     std::shared_ptr<Gdk::Monitor> output;

src/stream-chooser/stream-chooser.cpp

@@ -429,6 +429,16 @@ void WayfireStreamChooserApp::set_output_capture_manager(
     this->output_capture_manager = output_capture_manager;
 }
 
+type_signal_resize WayfireStreamChooserApp::signal_resize()
+{
+    return resized_signal;
+}
+
+void WayfireStreamChooserApp::resize(int width, int height)
+{
+    resized_signal.emit(width, height);
+}
+
 /* Starting point */
 int main(int argc, char **argv)
 {

src/stream-chooser/stream-chooser.hpp

@@ -9,6 +9,8 @@
 #include "outputwidget.hpp"
 #include "toplevelwidget.hpp"
 
+using type_signal_resize = sigc::signal<void (int, int)>;
+
 
 class WayfireStreamChooserApp : public Gtk::Application
 {
@@ -28,6 +30,8 @@ class WayfireStreamChooserApp : public Gtk::Application
     ext_foreign_toplevel_list_v1 *list;
     Glib::RefPtr<MainLayout> layout;
 
+    type_signal_resize resized_signal;
+
   public:
     wl_display *display;
     bool is_in_use = false;
@@ -77,4 +81,7 @@ class WayfireStreamChooserApp : public Gtk::Application
             close(drm_fd);
         }
     }
+
+    type_signal_resize signal_resize();
+    void resize(int width, int height);
 };

src/stream-chooser/toplevelwidget.cpp

@@ -349,6 +349,12 @@ WayfireChooserTopLevel::WayfireChooserTopLevel(ext_foreign_toplevel_handle_v1 *h
 
     buffer = std::make_shared<toplevel_buffer>();
 
+    signals.push_back(WayfireStreamChooserApp::getInstance().signal_resize().connect(
+        [=] (int width, int height)
+    {
+        std::cout << "Entire width " << width << " height " << height << std::endl;
+    }));
+
     start_toplevel_source_ssession();
 
     ext_foreign_toplevel_handle_v1_add_listener(handle, &listener, this);
@@ -418,6 +424,11 @@ WayfireChooserTopLevel::~WayfireChooserTopLevel()
     {
         zwp_linux_buffer_params_v1_destroy(buffer->params);
     }
+
+    for (auto signal : signals)
+    {
+        signal.disconnect();
+    }
 }
 
 void WayfireChooserTopLevel::print()

src/stream-chooser/toplevelwidget.hpp

@@ -2,6 +2,7 @@
 #include <gbm.h>
 #include <gtkmm.h>
 #include <memory>
+#include <vector>
 #include "ext-foreign-toplevel-list-v1-client-protocol.h"
 #include "ext-image-copy-capture-v1-client-protocol.h"
 #include "linux-dmabuf-unstable-v1-client-protocol.h"
@@ -21,6 +22,7 @@ struct toplevel_buffer
 class WayfireChooserTopLevel : public Gtk::Box
 {
   private:
+    std::vector<sigc::connection> signals;
     Gtk::Overlay overlay;
     Gtk::Image icon;
     Gtk::Label label;