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Demo: moved WantCapture overrides items + various comments related to ImGuiKey, ImGuiMod

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ocornut 2022-12-08 16:47:53 +01:00
parent 9d08506dce
commit 48215231f9
2 changed files with 35 additions and 40 deletions
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24
imgui.h
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@ -881,12 +881,11 @@ namespace ImGui
IMGUI_API void ColorConvertRGBtoHSV(float r, float g, float b, float& out_h, float& out_s, float& out_v); IMGUI_API void ColorConvertRGBtoHSV(float r, float g, float b, float& out_h, float& out_s, float& out_v);
IMGUI_API void ColorConvertHSVtoRGB(float h, float s, float v, float& out_r, float& out_g, float& out_b); IMGUI_API void ColorConvertHSVtoRGB(float h, float s, float v, float& out_r, float& out_g, float& out_b);
// Inputs Utilities: Keyboard // Inputs Utilities: Keyboard/Mouse/Gamepad
// Without IMGUI_DISABLE_OBSOLETE_KEYIO: (legacy support) // - the ImGuiKey enum contains all possible keyboard, mouse and gamepad inputs (e.g. ImGuiKey_A, ImGuiKey_MouseLeft, ImGuiKey_GamepadDpadUp...).
// - For 'ImGuiKey key' you can still use your legacy native/user indices according to how your backend/engine stored them in io.KeysDown[]. // - before v1.87, we used ImGuiKey to carry native/user indices as defined by each backends. About use of those legacy ImGuiKey values:
// With IMGUI_DISABLE_OBSOLETE_KEYIO: (this is the way forward) // - without IMGUI_DISABLE_OBSOLETE_KEYIO (legacy support): you can still use your legacy native/user indices (< 512) according to how your backend/engine stored them in io.KeysDown[], but need to cast them to ImGuiKey.
// - Any use of 'ImGuiKey' will assert when key < 512 will be passed, previously reserved as native/user keys indices // - with IMGUI_DISABLE_OBSOLETE_KEYIO (this is the way forward): any use of ImGuiKey will assert with key < 512. GetKeyIndex() is pass-through and therefore deprecated (gone if IMGUI_DISABLE_OBSOLETE_KEYIO is defined).
// - GetKeyIndex() is pass-through and therefore deprecated (gone if IMGUI_DISABLE_OBSOLETE_KEYIO is defined)
IMGUI_API bool IsKeyDown(ImGuiKey key); // is key being held. IMGUI_API bool IsKeyDown(ImGuiKey key); // is key being held.
IMGUI_API bool IsKeyPressed(ImGuiKey key, bool repeat = true); // was key pressed (went from !Down to Down)? if repeat=true, uses io.KeyRepeatDelay / KeyRepeatRate IMGUI_API bool IsKeyPressed(ImGuiKey key, bool repeat = true); // was key pressed (went from !Down to Down)? if repeat=true, uses io.KeyRepeatDelay / KeyRepeatRate
IMGUI_API bool IsKeyReleased(ImGuiKey key); // was key released (went from Down to !Down)? IMGUI_API bool IsKeyReleased(ImGuiKey key); // was key released (went from Down to !Down)?
@ -894,7 +893,7 @@ namespace ImGui
IMGUI_API const char* GetKeyName(ImGuiKey key); // [DEBUG] returns English name of the key. Those names a provided for debugging purpose and are not meant to be saved persistently not compared. IMGUI_API const char* GetKeyName(ImGuiKey key); // [DEBUG] returns English name of the key. Those names a provided for debugging purpose and are not meant to be saved persistently not compared.
IMGUI_API void SetNextFrameWantCaptureKeyboard(bool want_capture_keyboard); // Override io.WantCaptureKeyboard flag next frame (said flag is left for your application to handle, typically when true it instructs your app to ignore inputs). e.g. force capture keyboard when your widget is being hovered. This is equivalent to setting "io.WantCaptureKeyboard = want_capture_keyboard"; after the next NewFrame() call. IMGUI_API void SetNextFrameWantCaptureKeyboard(bool want_capture_keyboard); // Override io.WantCaptureKeyboard flag next frame (said flag is left for your application to handle, typically when true it instructs your app to ignore inputs). e.g. force capture keyboard when your widget is being hovered. This is equivalent to setting "io.WantCaptureKeyboard = want_capture_keyboard"; after the next NewFrame() call.
// Inputs Utilities: Mouse // Inputs Utilities: Mouse specific
// - To refer to a mouse button, you may use named enums in your code e.g. ImGuiMouseButton_Left, ImGuiMouseButton_Right. // - To refer to a mouse button, you may use named enums in your code e.g. ImGuiMouseButton_Left, ImGuiMouseButton_Right.
// - You can also use regular integer: it is forever guaranteed that 0=Left, 1=Right, 2=Middle. // - You can also use regular integer: it is forever guaranteed that 0=Left, 1=Right, 2=Middle.
// - Dragging operations are only reported after mouse has moved a certain distance away from the initial clicking position (see 'lock_threshold' and 'io.MouseDraggingThreshold') // - Dragging operations are only reported after mouse has moved a certain distance away from the initial clicking position (see 'lock_threshold' and 'io.MouseDraggingThreshold')
@ -1011,7 +1010,7 @@ enum ImGuiInputTextFlags_
ImGuiInputTextFlags_CharsScientific = 1 << 17, // Allow 0123456789.+-*/eE (Scientific notation input) ImGuiInputTextFlags_CharsScientific = 1 << 17, // Allow 0123456789.+-*/eE (Scientific notation input)
ImGuiInputTextFlags_CallbackResize = 1 << 18, // Callback on buffer capacity changes request (beyond 'buf_size' parameter value), allowing the string to grow. Notify when the string wants to be resized (for string types which hold a cache of their Size). You will be provided a new BufSize in the callback and NEED to honor it. (see misc/cpp/imgui_stdlib.h for an example of using this) ImGuiInputTextFlags_CallbackResize = 1 << 18, // Callback on buffer capacity changes request (beyond 'buf_size' parameter value), allowing the string to grow. Notify when the string wants to be resized (for string types which hold a cache of their Size). You will be provided a new BufSize in the callback and NEED to honor it. (see misc/cpp/imgui_stdlib.h for an example of using this)
ImGuiInputTextFlags_CallbackEdit = 1 << 19, // Callback on any edit (note that InputText() already returns true on edit, the callback is useful mainly to manipulate the underlying buffer while focus is active) ImGuiInputTextFlags_CallbackEdit = 1 << 19, // Callback on any edit (note that InputText() already returns true on edit, the callback is useful mainly to manipulate the underlying buffer while focus is active)
ImGuiInputTextFlags_EscapeClearsAll = 1 << 20, // Escape key clears content if not empty, and deactivate otherwise (constrast to default behavior of Escape to revert) ImGuiInputTextFlags_EscapeClearsAll = 1 << 20, // Escape key clears content if not empty, and deactivate otherwise (contrast to default behavior of Escape to revert)
// Obsolete names (will be removed soon) // Obsolete names (will be removed soon)
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
@ -1347,9 +1346,10 @@ enum ImGuiSortDirection_
ImGuiSortDirection_Descending = 2 // Descending = 9->0, Z->A etc. ImGuiSortDirection_Descending = 2 // Descending = 9->0, Z->A etc.
}; };
// A key identifier (ImGuiKey_XXX or ImGuiMod_XXX value) // A key identifier (ImGuiKey_XXX or ImGuiMod_XXX value): can represent Keyboard, Mouse and Gamepad values.
// All our named keys are >= 512. Keys value 0 to 511 are left unused as legacy native/opaque key values (< 1.87) // All our named keys are >= 512. Keys value 0 to 511 are left unused as legacy native/opaque key values (< 1.87).
// Since >= 1.89 we increased typing (went from int to enum), some legacy code may need a cast to ImGuiKey. // Since >= 1.89 we increased typing (went from int to enum), some legacy code may need a cast to ImGuiKey.
// Read details about the 1.87 and 1.89 transition : https://github.com/ocornut/imgui/issues/4921
enum ImGuiKey : int enum ImGuiKey : int
{ {
// Keyboard // Keyboard
@ -1404,7 +1404,7 @@ enum ImGuiKey : int
ImGuiKey_KeypadEnter, ImGuiKey_KeypadEnter,
ImGuiKey_KeypadEqual, ImGuiKey_KeypadEqual,
// Gamepad (some of those are analog values, 0.0f to 1.0f) // GAME NAVIGATION ACTION // Gamepad (some of those are analog values, 0.0f to 1.0f) // NAVIGATION ACTION
// (download controller mapping PNG/PSD at http://dearimgui.org/controls_sheets) // (download controller mapping PNG/PSD at http://dearimgui.org/controls_sheets)
ImGuiKey_GamepadStart, // Menu (Xbox) + (Switch) Start/Options (PS) ImGuiKey_GamepadStart, // Menu (Xbox) + (Switch) Start/Options (PS)
ImGuiKey_GamepadBack, // View (Xbox) - (Switch) Share (PS) ImGuiKey_GamepadBack, // View (Xbox) - (Switch) Share (PS)
@ -1452,7 +1452,7 @@ enum ImGuiKey : int
ImGuiMod_Shift = 1 << 13, ImGuiMod_Shift = 1 << 13,
ImGuiMod_Alt = 1 << 14, // Option/Menu ImGuiMod_Alt = 1 << 14, // Option/Menu
ImGuiMod_Super = 1 << 15, // Cmd/Super/Windows ImGuiMod_Super = 1 << 15, // Cmd/Super/Windows
ImGuiMod_Shortcut = 1 << 11, // [Internal, read-only] Alias of ImGuiMod_Super (macOS) or ImGuiMod_Ctrl (otherwise), decided by io.ConfigMacOSXBehaviors. ImGuiMod_Shortcut = 1 << 11, // Alias for Ctrl (non-macOS) OR Super (macOS).
ImGuiMod_Mask_ = 0xF800, // 5-bits ImGuiMod_Mask_ = 0xF800, // 5-bits
// [Internal] Prior to 1.87 we required user to fill io.KeysDown[512] using their own native index + the io.KeyMap[] array. // [Internal] Prior to 1.87 we required user to fill io.KeysDown[512] using their own native index + the io.KeyMap[] array.

51
imgui_demo.cpp
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@ -5727,18 +5727,6 @@ static void ShowDemoWindowInputs()
IMGUI_DEMO_MARKER("Inputs & Focus/Outputs"); IMGUI_DEMO_MARKER("Inputs & Focus/Outputs");
ImGui::SetNextItemOpen(true, ImGuiCond_Once); ImGui::SetNextItemOpen(true, ImGuiCond_Once);
if (ImGui::TreeNode("Outputs")) if (ImGui::TreeNode("Outputs"))
{
ImGui::Text("io.WantCaptureMouse: %d", io.WantCaptureMouse);
ImGui::Text("io.WantCaptureMouseUnlessPopupClose: %d", io.WantCaptureMouseUnlessPopupClose);
ImGui::Text("io.WantCaptureKeyboard: %d", io.WantCaptureKeyboard);
ImGui::Text("io.WantTextInput: %d", io.WantTextInput);
ImGui::Text("io.WantSetMousePos: %d", io.WantSetMousePos);
ImGui::Text("io.NavActive: %d, io.NavVisible: %d", io.NavActive, io.NavVisible);
ImGui::TreePop();
}
IMGUI_DEMO_MARKER("Inputs & Focus/IO Output: Capture override");
if (ImGui::TreeNode("IO Output: Capture override"))
{ {
HelpMarker( HelpMarker(
"The value of io.WantCaptureMouse and io.WantCaptureKeyboard are normally set by Dear ImGui " "The value of io.WantCaptureMouse and io.WantCaptureKeyboard are normally set by Dear ImGui "
@ -5747,28 +5735,35 @@ static void ShowDemoWindowInputs()
"The most typical case is: when hovering a window, Dear ImGui set io.WantCaptureMouse to true, " "The most typical case is: when hovering a window, Dear ImGui set io.WantCaptureMouse to true, "
"and underlying application should ignore mouse inputs (in practice there are many and more subtle " "and underlying application should ignore mouse inputs (in practice there are many and more subtle "
"rules leading to how those flags are set)."); "rules leading to how those flags are set).");
ImGui::Text("io.WantCaptureMouse: %d", io.WantCaptureMouse); ImGui::Text("io.WantCaptureMouse: %d", io.WantCaptureMouse);
ImGui::Text("io.WantCaptureMouseUnlessPopupClose: %d", io.WantCaptureMouseUnlessPopupClose); ImGui::Text("io.WantCaptureMouseUnlessPopupClose: %d", io.WantCaptureMouseUnlessPopupClose);
ImGui::Text("io.WantCaptureKeyboard: %d", io.WantCaptureKeyboard); ImGui::Text("io.WantCaptureKeyboard: %d", io.WantCaptureKeyboard);
ImGui::Text("io.WantTextInput: %d", io.WantTextInput);
ImGui::Text("io.WantSetMousePos: %d", io.WantSetMousePos);
ImGui::Text("io.NavActive: %d, io.NavVisible: %d", io.NavActive, io.NavVisible);
HelpMarker( IMGUI_DEMO_MARKER("Inputs & Focus/Outputs/Capture override");
"Hovering the colored canvas will override io.WantCaptureXXX fields.\n" if (ImGui::TreeNode("WantCapture override"))
"Notice how normally (when set to none), the value of io.WantCaptureKeyboard would be false when hovering and true when clicking."); {
static int capture_override_mouse = -1; HelpMarker(
static int capture_override_keyboard = -1; "Hovering the colored canvas will override io.WantCaptureXXX fields.\n"
const char* capture_override_desc[] = { "None", "Set to false", "Set to true" }; "Notice how normally (when set to none), the value of io.WantCaptureKeyboard would be false when hovering and true when clicking.");
ImGui::SetNextItemWidth(ImGui::GetFontSize() * 15); static int capture_override_mouse = -1;
ImGui::SliderInt("SetNextFrameWantCaptureMouse()", &capture_override_mouse, -1, +1, capture_override_desc[capture_override_mouse + 1], ImGuiSliderFlags_AlwaysClamp); static int capture_override_keyboard = -1;
ImGui::SetNextItemWidth(ImGui::GetFontSize() * 15); const char* capture_override_desc[] = { "None", "Set to false", "Set to true" };
ImGui::SliderInt("SetNextFrameWantCaptureKeyboard()", &capture_override_keyboard, -1, +1, capture_override_desc[capture_override_keyboard + 1], ImGuiSliderFlags_AlwaysClamp); ImGui::SetNextItemWidth(ImGui::GetFontSize() * 15);
ImGui::SliderInt("SetNextFrameWantCaptureMouse() on hover", &capture_override_mouse, -1, +1, capture_override_desc[capture_override_mouse + 1], ImGuiSliderFlags_AlwaysClamp);
ImGui::SetNextItemWidth(ImGui::GetFontSize() * 15);
ImGui::SliderInt("SetNextFrameWantCaptureKeyboard() on hover", &capture_override_keyboard, -1, +1, capture_override_desc[capture_override_keyboard + 1], ImGuiSliderFlags_AlwaysClamp);
ImGui::ColorButton("##panel", ImVec4(0.7f, 0.1f, 0.7f, 1.0f), ImGuiColorEditFlags_NoTooltip | ImGuiColorEditFlags_NoDragDrop, ImVec2(256.0f, 192.0f)); // Dummy item ImGui::ColorButton("##panel", ImVec4(0.7f, 0.1f, 0.7f, 1.0f), ImGuiColorEditFlags_NoTooltip | ImGuiColorEditFlags_NoDragDrop, ImVec2(128.0f, 96.0f)); // Dummy item
if (ImGui::IsItemHovered() && capture_override_mouse != -1) if (ImGui::IsItemHovered() && capture_override_mouse != -1)
ImGui::SetNextFrameWantCaptureMouse(capture_override_mouse == 1); ImGui::SetNextFrameWantCaptureMouse(capture_override_mouse == 1);
if (ImGui::IsItemHovered() && capture_override_keyboard != -1) if (ImGui::IsItemHovered() && capture_override_keyboard != -1)
ImGui::SetNextFrameWantCaptureKeyboard(capture_override_keyboard == 1); ImGui::SetNextFrameWantCaptureKeyboard(capture_override_keyboard == 1);
ImGui::TreePop();
}
ImGui::TreePop(); ImGui::TreePop();
} }