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Implement the general CLAP GUI extension

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This commit is contained in:
Robbert van der Helm 2022-03-03 15:52:10 +01:00
parent d688174b8b
commit 5766f037b2
1 changed files with 62 additions and 16 deletions
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78
src/wrapper/clap/wrapper.rs
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@ -943,15 +943,36 @@ impl<P: ClapPlugin> Wrapper<P> {
}
unsafe extern "C" fn ext_gui_create(plugin: *const clap_plugin) -> bool {
todo!()
// This is a bit weird, because in CLAP 0.18 creating the editor window and embedding it in
// another window are separate, and those things are one and the same in our framework. So
// we'll just pretend we did something here.
check_null_ptr!(false, plugin);
let wrapper = &*(plugin as *const Self);
let editor_handle = wrapper.editor_handle.read();
if editor_handle.is_none() {
true
} else {
nih_debug_assert_failure!("Tried creating editor while the editor was already active");
false
}
}
unsafe extern "C" fn ext_gui_destroy(plugin: *const clap_plugin) {
todo!()
check_null_ptr!((), plugin);
let wrapper = &*(plugin as *const Self);
let mut editor_handle = wrapper.editor_handle.write();
if editor_handle.is_some() {
*editor_handle = None;
} else {
nih_debug_assert_failure!("Tried destroying editor while the editor was not active");
}
}
unsafe extern "C" fn ext_gui_set_scale(plugin: *const clap_plugin, scale: f64) -> bool {
todo!()
unsafe extern "C" fn ext_gui_set_scale(_plugin: *const clap_plugin, _scale: f64) -> bool {
// TOOD: Implement DPI scaling
false
}
unsafe extern "C" fn ext_gui_get_size(
@ -959,19 +980,31 @@ impl<P: ClapPlugin> Wrapper<P> {
width: *mut u32,
height: *mut u32,
) -> bool {
todo!()
check_null_ptr!(false, plugin, width, height);
let wrapper = &*(plugin as *const Self);
match &wrapper.editor {
Some(editor) => {
(*width, *height) = editor.size();
true
}
None => {
unreachable!("We don't return the editor extension on plugins without an editor");
}
}
}
unsafe extern "C" fn ext_gui_can_resize(plugin: *const clap_plugin) -> bool {
todo!()
unsafe extern "C" fn ext_gui_can_resize(_plugin: *const clap_plugin) -> bool {
// TODO: Implement GUI resizing
false
}
unsafe extern "C" fn ext_gui_round_size(
plugin: *const clap_plugin,
width: *mut u32,
height: *mut u32,
_plugin: *const clap_plugin,
_width: *mut u32,
_height: *mut u32,
) {
todo!()
// TODO: Implement GUI resizing
}
unsafe extern "C" fn ext_gui_set_size(
@ -979,15 +1012,28 @@ impl<P: ClapPlugin> Wrapper<P> {
width: u32,
height: u32,
) -> bool {
todo!()
// TODO: Implement GUI resizing
check_null_ptr!(false, plugin);
let wrapper = &*(plugin as *const Self);
match &wrapper.editor {
Some(editor) => {
let (editor_width, editor_height) = editor.size();
width == editor_width && height == editor_height
}
None => {
unreachable!("We don't return the editor extension on plugins without an editor");
}
}
}
unsafe extern "C" fn ext_gui_show(plugin: *const clap_plugin) {
todo!()
unsafe extern "C" fn ext_gui_show(_plugin: *const clap_plugin) {
// TODO: Does this get used? Is this only for the free-standing window extension? (which we
// don't implement) This wouldn't make any sense for embedded editors.
}
unsafe extern "C" fn ext_gui_hide(plugin: *const clap_plugin) {
todo!()
unsafe extern "C" fn ext_gui_hide(_plugin: *const clap_plugin) {
// TODO: Same as the above
}
unsafe extern "C" fn ext_latency_get(plugin: *const clap_plugin) -> u32 {