'resizable' and 'show_titlebar' options

druid-shell/src/platform/gtk/window.rs

@@ -86,6 +86,8 @@ pub struct WindowBuilder {
     title: String,
     menu: Option<Menu>,
     size: Size,
+    resizable: bool,
+    show_titlebar: bool,
 }
 
 #[derive(Clone)]
@@ -114,6 +116,8 @@ impl WindowBuilder {
             title: String::new(),
             menu: None,
             size: Size::new(500.0, 400.0),
+            resizable: true,
+            show_titlebar: true,
         }
     }
 
@@ -125,6 +129,14 @@ impl WindowBuilder {
         self.size = size;
     }
 
+    pub fn resizable(&mut self, resizable: bool) {
+        self.resizable = resizable;
+    }
+
+    pub fn show_titlebar(&mut self, show_titlebar: bool) {
+        self.show_titlebar = show_titlebar;
+    }
+
     pub fn set_title(&mut self, title: impl Into<String>) {
         self.title = title.into();
     }
@@ -143,6 +155,8 @@ impl WindowBuilder {
         let window = with_application(|app| ApplicationWindow::new(&app));
 
         window.set_title(&self.title);
+        window.set_resizable(self.resizable);
+        window.set_decorated(self.show_titlebar);
 
         let dpi_scale = window
             .get_display()
@@ -415,6 +429,18 @@ impl WindowHandle {
         }
     }
 
+    pub fn set_resizable(&self, resizable: bool) {
+        if let Some(state) = self.state.upgrade() {
+            state.window.set_resizable(resizable)
+        }
+    }
+
+    pub fn show_titlebar(&self, show_titlebar: bool) {
+        if let Some(state) = self.state.upgrade() {
+            state.window.set_decorated(show_titlebar)
+        }
+    }
+
     /// Close the window.
     pub fn close(&self) {
         if let Some(state) = self.state.upgrade() {

druid-shell/src/platform/mac/window.rs

@@ -76,6 +76,8 @@ pub(crate) struct WindowBuilder {
     title: String,
     menu: Option<Menu>,
     size: Size,
+    resizable: bool,
+    show_titlebar: bool,
 }
 
 #[derive(Clone)]
@@ -105,6 +107,8 @@ impl WindowBuilder {
             title: String::new(),
             menu: None,
             size: Size::new(500.0, 400.0),
+            resizable: true,
+            show_titlebar: true,
         }
     }
 
@@ -116,6 +120,16 @@ impl WindowBuilder {
         self.size = size;
     }
 
+    pub fn resizable(&mut self, resizable: bool) {
+        // TODO: Use this in `self.build`
+        self.resizable = resizable;
+    }
+
+    pub fn show_titlebar(&mut self, show_titlebar: bool) {
+        // TODO: Use this in `self.build`
+        self.show_titlebar = show_titlebar;
+    }
+
     pub fn set_title(&mut self, title: impl Into<String>) {
         self.title = title.into();
     }

druid-shell/src/platform/windows/window.rs

@@ -72,6 +72,8 @@ pub struct WindowBuilder {
     title: String,
     menu: Option<Menu>,
     present_strategy: PresentStrategy,
+    resizable: bool,
+    show_titlebar: bool,
     size: Size,
 }
 
@@ -701,6 +703,8 @@ impl WindowBuilder {
             dwStyle: WS_OVERLAPPEDWINDOW,
             title: String::new(),
             menu: None,
+            resizable: true,
+            show_titlebar: true,
             present_strategy: Default::default(),
             size: Size::new(500.0, 400.0),
         }
@@ -715,6 +719,16 @@ impl WindowBuilder {
         self.size = size;
     }
 
+    pub fn resizable(&mut self, resizable: bool) {
+        // TODO: Use this in `self.build`
+        self.resizable = resizable;
+    }
+
+    pub fn show_titlebar(&mut self, show_titlebar: bool) {
+        // TODO: Use this in `self.build`
+        self.show_titlebar = show_titlebar;
+    }
+
     pub fn set_title<S: Into<String>>(&mut self, title: S) {
         self.title = title.into();
     }

druid-shell/src/window.rs

@@ -213,6 +213,16 @@ impl WindowBuilder {
         self.0.set_size(size)
     }
 
+    /// Set wheter the window should be resizable
+    pub fn resizable(&mut self, resizable: bool) {
+        self.0.resizable(resizable)
+    }
+
+    /// Set wheter the window should have a titlebar and decorations
+    pub fn show_titlebar(&mut self, show_titlebar: bool) {
+        self.0.show_titlebar(show_titlebar)
+    }
+
     /// Set the window's initial title.
     pub fn set_title(&mut self, title: impl Into<String>) {
         self.0.set_title(title)

druid/src/app.rs

@@ -42,6 +42,8 @@ pub struct WindowDesc<T> {
     pub(crate) title: LocalizedString<T>,
     pub(crate) size: Option<Size>,
     pub(crate) menu: Option<MenuDesc<T>>,
+    pub(crate) resizable: bool,
+    pub(crate) show_titlebar: bool,
     /// The `WindowId` that will be assigned to this window.
     ///
     /// This can be used to track a window from when it is launched and when
@@ -144,6 +146,8 @@ impl<T: Data> WindowDesc<T> {
             title: LocalizedString::new("app-name"),
             size: None,
             menu: MenuDesc::platform_default(),
+            resizable: true,
+            show_titlebar: true,
             id: WindowId::next(),
         }
     }
@@ -175,6 +179,16 @@ impl<T: Data> WindowDesc<T> {
         self
     }
 
+    pub fn resizable(mut self, resizable: bool) -> Self {
+        self.resizable = resizable;
+        self
+    }
+
+    pub fn show_titlebar(mut self, show_titlebar: bool) -> Self {
+        self.show_titlebar = show_titlebar;
+        self
+    }
+
     /// Attempt to create a platform window from this `WindowDesc`.
     pub(crate) fn build_native(
         mut self,
@@ -190,6 +204,9 @@ impl<T: Data> WindowDesc<T> {
 
         let mut builder = WindowBuilder::new();
 
+        builder.resizable(self.resizable);
+        builder.show_titlebar(self.show_titlebar);
+
         builder.set_handler(Box::new(handler));
         if let Some(size) = self.size {
             builder.set_size(size);