new path picker (#11015)

Still TODO:

* Disable the new save-as for local projects
* Wire up sending the new path to the remote server

Release Notes:

- Added the ability to "Save-as" in remote projects

---------

Co-authored-by: Nathan <nathan@zed.dev>
Co-authored-by: Bennet <bennetbo@gmx.de>

crates/gpui/src/platform.rs

@@ -693,7 +693,7 @@ pub struct PathPromptOptions {
 }
 
 /// What kind of prompt styling to show
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, PartialEq)]
 pub enum PromptLevel {
     /// A prompt that is shown when the user should be notified of something
     Info,
@@ -703,6 +703,10 @@ pub enum PromptLevel {
 
     /// A prompt that is shown when a critical problem has occurred
     Critical,
+
+    /// A prompt that is shown when asking the user to confirm a potentially destructive action
+    /// (overwriting a file for example)
+    Destructive,
 }
 
 /// The style of the cursor (pointer)

crates/gpui/src/platform/mac/window.rs

@@ -904,7 +904,7 @@ impl PlatformWindow for MacWindow {
             let alert_style = match level {
                 PromptLevel::Info => 1,
                 PromptLevel::Warning => 0,
-                PromptLevel::Critical => 2,
+                PromptLevel::Critical | PromptLevel::Destructive => 2,
             };
             let _: () = msg_send![alert, setAlertStyle: alert_style];
             let _: () = msg_send![alert, setMessageText: ns_string(msg)];
@@ -919,10 +919,17 @@ impl PlatformWindow for MacWindow {
             {
                 let button: id = msg_send![alert, addButtonWithTitle: ns_string(answer)];
                 let _: () = msg_send![button, setTag: ix as NSInteger];
+                if level == PromptLevel::Destructive && answer != &"Cancel" {
+                    let _: () = msg_send![button, setHasDestructiveAction: YES];
+                }
             }
             if let Some((ix, answer)) = latest_non_cancel_label {
                 let button: id = msg_send![alert, addButtonWithTitle: ns_string(answer)];
                 let _: () = msg_send![button, setTag: ix as NSInteger];
+                let _: () = msg_send![button, setHasDestructiveAction: YES];
+                if level == PromptLevel::Destructive {
+                    let _: () = msg_send![button, setHasDestructiveAction: YES];
+                }
             }
 
             let (done_tx, done_rx) = oneshot::channel();

crates/gpui/src/platform/windows/window.rs

@@ -1455,7 +1455,7 @@ impl PlatformWindow for WindowsWindow {
                             title = windows::core::w!("Warning");
                             main_icon = TD_WARNING_ICON;
                         }
-                        crate::PromptLevel::Critical => {
+                        crate::PromptLevel::Critical | crate::PromptLevel::Destructive => {
                             title = windows::core::w!("Critical");
                             main_icon = TD_ERROR_ICON;
                         }

crates/gpui/src/style.rs

@@ -628,6 +628,13 @@ impl From<&TextStyle> for HighlightStyle {
 }
 
 impl HighlightStyle {
+    /// Create a highlight style with just a color
+    pub fn color(color: Hsla) -> Self {
+        Self {
+            color: Some(color),
+            ..Default::default()
+        }
+    }
     /// Blend this highlight style with another.
     /// Non-continuous properties, like font_weight and font_style, are overwritten.
     pub fn highlight(&mut self, other: HighlightStyle) {