blob: 0c928b24147e1a201c97211366795e9d8df3b964 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
#pragma once
#include <cru/base/Base.h>
#include "../InputMethod.h"
#include "Base.h"
#include <xcb-imdkit/imclient.h>
#include <xcb/xcb.h>
#include <optional>
namespace cru::platform::gui::xcb {
class XcbUiApplication;
class XcbWindow;
class XcbXimInputMethodManager : public XcbResource {
CRU_DEFINE_CLASS_LOG_TAG("cru::platform::gui::xcb::XcbXimInputMethodManager")
friend XcbUiApplication;
public:
XcbXimInputMethodManager(XcbUiApplication* application);
~XcbXimInputMethodManager() override;
xcb_xim_t* GetXcbXim();
private:
void DispatchCommit(xcb_xim_t* im, xcb_xic_t ic, std::string text);
void DispatchComposition(xcb_xim_t* im, xcb_xic_t ic, CompositionText text);
bool HandleXEvent(xcb_generic_event_t* event);
void SetXimServerUnprocessedXEventCallback(
std::function<void(xcb_key_press_event_t* event)> callback);
private:
XcbUiApplication* application_;
xcb_xim_t* im_;
std::function<void(xcb_key_press_event_t* event)> forward_event_callback_;
};
class XcbXimInputMethodContext : public XcbResource,
public virtual IInputMethodContext {
CRU_DEFINE_CLASS_LOG_TAG("cru::platform::gui::xcb::XcbXimInputMethodContext")
friend XcbXimInputMethodManager;
public:
XcbXimInputMethodContext(XcbXimInputMethodManager* manager,
XcbWindow* window);
~XcbXimInputMethodContext() override;
bool ShouldManuallyDrawCompositionText() override;
void EnableIME() override;
void DisableIME() override;
void CompleteComposition() override;
void CancelComposition() override;
CompositionText GetCompositionText() override;
// Set the candidate window left-top. Relative to window left-top. Use this
// method to prepare typing.
void SetCandidateWindowPosition(const Point& point) override;
IEvent<std::nullptr_t>* CompositionStartEvent() override;
IEvent<std::nullptr_t>* CompositionEndEvent() override;
IEvent<std::nullptr_t>* CompositionEvent() override;
IEvent<StringView>* TextEvent() override;
private:
void CreateIc(xcb_window_t window);
void DestroyIc();
private:
XcbXimInputMethodManager* manager_;
XcbWindow* window_;
bool enabled_;
std::optional<xcb_xic_t> ic_;
CompositionText composition_text_;
Event<std::nullptr_t> composition_start_event_;
Event<std::nullptr_t> composition_end_event_;
Event<std::nullptr_t> composition_event_;
Event<StringView> text_event_;
};
} // namespace cru::platform::gui::xcb
|
