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Experimental support for Drag & Drop

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Add a `DragArea` and `DropArea` elements.
It is currently gated as experimental.
This commit is contained in:
Olivier Goffart 2025-06-17 15:46:11 +02:00
parent 47a556d0e7
commit 3823c1e8da
21 changed files with 610 additions and 113 deletions
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97
api/cpp/cbindgen.rs
View file

@ -119,6 +119,7 @@ fn builtin_structs(path: &Path) -> anyhow::Result<()> {
writeln!(structs_priv, "// This file is auto-generated from {}", file!())?;
writeln!(structs_priv, "#include \"slint_builtin_structs.h\"")?;
writeln!(structs_priv, "#include \"slint_enums_internal.h\"")?;
writeln!(structs_priv, "#include \"slint_point.h\"")?;
writeln!(structs_priv, "namespace slint::cbindgen_private {{")?;
writeln!(structs_priv, "enum class KeyEventType : uint8_t;")?;
macro_rules! struct_file {
@ -218,6 +219,7 @@ fn default_config() -> cbindgen::Config {
("FocusReasonArg".into(), "FocusReason".into()),
("KeyEventArg".into(), "KeyEvent".into()),
("PointerEventArg".into(), "PointerEvent".into()),
("DropEventArg".into(), "DropEvent".into()),
("PointerScrollEventArg".into(), "PointerScrollEvent".into()),
("PointArg".into(), "slint::LogicalPosition".into()),
("FloatArg".into(), "float".into()),
@ -286,6 +288,8 @@ fn gen_corelib(
"Rectangle",
"BasicBorderRectangle",
"BorderRectangle",
"DragArea",
"DropArea",
"ImageItem",
"ClippedImage",
"TouchArea",
@ -368,7 +372,6 @@ fn gen_corelib(
"Property",
"Slice",
"Timer",
"TimerMode",
"PropertyHandleOpaque",
"Callback",
"slint_property_listener_scope_evaluate",
@ -377,6 +380,7 @@ fn gen_corelib(
"CallbackOpaque",
"WindowAdapterRc",
"VoidArg",
"DropEventArg",
"FocusReasonArg",
"KeyEventArg",
"PointerEventArg",
@ -385,29 +389,6 @@ fn gen_corelib(
"Point",
"MenuEntryModel",
"MenuEntryArg",
"slint_color_brighter",
"slint_color_darker",
"slint_color_transparentize",
"slint_color_mix",
"slint_color_with_alpha",
"slint_color_to_hsva",
"slint_color_from_hsva",
"slint_image_size",
"slint_image_path",
"slint_image_load_from_path",
"slint_image_load_from_embedded_data",
"slint_image_from_embedded_textures",
"slint_image_compare_equal",
"slint_image_set_nine_slice_edges",
"slint_image_to_rgb8",
"slint_image_to_rgba8",
"slint_image_to_rgba8_premultiplied",
"slint_timer_start",
"slint_timer_singleshot",
"slint_timer_destroy",
"slint_timer_stop",
"slint_timer_restart",
"slint_timer_running",
"Coord",
"LogicalRect",
"LogicalPoint",
@ -483,15 +464,9 @@ fn gen_corelib(
.iter()
.map(|s| s.to_string())
.collect();
tmp.export.exclude = config
.export
.exclude
.iter()
.filter(|exclusion| !tmp.export.include.iter().any(|inclusion| inclusion == *exclusion))
.cloned()
.collect();
tmp
};
config.export.exclude.extend(timer_config.export.include.iter().cloned());
cbindgen::Builder::new()
.with_config(timer_config)
.with_src(crate_dir.join("timers.rs"))
@ -499,7 +474,7 @@ fn gen_corelib(
.context("Unable to generate bindings for slint_timer_internal.h")?
.write_to_file(include_dir.join("slint_timer_internal.h"));
for (rust_types, extra_excluded_types, internal_header, prelude) in [
for (rust_types, internal_header, prelude) in [
(
vec![
"ImageInner",
@ -521,7 +496,6 @@ fn gen_corelib(
"StaticTextures",
"BorrowedOpenGLTextureOrigin"
],
vec!["Color"],
"slint_image_internal.h",
"namespace slint::cbindgen_private { struct ParsedSVG{}; struct HTMLImage{}; using namespace vtable; namespace types{ struct NineSliceImage{}; } }",
),
@ -532,22 +506,31 @@ fn gen_corelib(
"slint_color_with_alpha",
"slint_color_to_hsva",
"slint_color_from_hsva",],
vec![],
"slint_color_internal.h",
"",
),
(
vec!["PathData", "PathElement", "slint_new_path_elements", "slint_new_path_events"],
vec![],
vec!["PathData", "PathElement", "slint_new_path_elements", "slint_new_path_events", "Point"],
"slint_pathdata_internal.h",
"",
"#include \"slint_sharedvector.h\"\n#include \"slint_point.h\"",
),
(
vec!["Brush", "LinearGradient", "GradientStop", "RadialGradient"],
vec!["Color"],
"slint_brush_internal.h",
"",
),
(
vec!["MouseEvent"],
"slint_events_internal.h",
"#include \"slint_point.h\"
namespace slint::cbindgen_private {
struct KeyEvent; struct PointerEvent;
struct Rect;
using LogicalRect = Rect;
using LogicalPoint = Point2D<float>;
using LogicalLength = float;
}",
)
]
.iter()
{
@ -591,33 +574,15 @@ fn gen_corelib(
"slint_windowrc_is_minimized",
"slint_windowrc_is_maximized",
"slint_windowrc_take_snapshot",
"slint_new_path_elements",
"slint_new_path_events",
"slint_color_brighter",
"slint_color_darker",
"slint_color_transparentize",
"slint_color_mix",
"slint_color_with_alpha",
"slint_color_to_hsva",
"slint_color_from_hsva",
"slint_image_size",
"slint_image_path",
"slint_image_load_from_path",
"slint_image_load_from_embedded_data",
"slint_image_set_nine_slice_edges",
"slint_image_to_rgb8",
"slint_image_to_rgba8",
"slint_image_to_rgba8_premultiplied",
"slint_image_from_embedded_textures",
"slint_image_compare_equal",
]
.iter()
.filter(|exclusion| !rust_types.iter().any(|inclusion| inclusion == *exclusion))
.chain(extra_excluded_types.iter())
.chain(public_exported_types.iter())
.into_iter()
.chain(config.export.exclude.iter().map(|s| s.as_str()))
.filter(|exclusion| !rust_types.iter().any(|inclusion| inclusion == exclusion))
.map(|s| s.to_string())
.collect();
config.export.exclude.extend(rust_types.iter().map(|s| s.to_string()));
special_config.enumeration = cbindgen::EnumConfig {
derive_tagged_enum_copy_assignment: true,
derive_tagged_enum_copy_constructor: true,
@ -646,7 +611,7 @@ fn gen_corelib(
.with_src(crate_dir.join("graphics/image.rs"))
.with_src(crate_dir.join("graphics/image/cache.rs"))
.with_src(crate_dir.join("animations.rs"))
// .with_src(crate_dir.join("input.rs"))
.with_src(crate_dir.join("input.rs"))
.with_src(crate_dir.join("item_rendering.rs"))
.with_src(crate_dir.join("window.rs"))
.with_include("slint_enums_internal.h")
@ -759,6 +724,7 @@ fn gen_corelib(
.with_include("slint_point.h")
.with_include("slint_timer.h")
.with_include("slint_builtin_structs_internal.h")
.with_include("slint_events_internal.h")
.with_after_include(
r"
namespace slint {
@ -766,17 +732,14 @@ namespace slint {
namespace cbindgen_private {
using slint::private_api::WindowAdapterRc;
using namespace vtable;
struct KeyEvent; struct PointerEvent;
using private_api::Property;
using private_api::PathData;
using private_api::Point;
struct Rect;
using LogicalRect = Rect;
using LogicalPoint = Point2D<float>;
using LogicalLength = float;
struct ItemTreeVTable;
struct ItemVTable;
using types::IntRect;
using types::Size;
using types::MouseEvent;
}
template<typename ModelData> class Model;
}",