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Nav: Added io.NavFlags to hold various options. Added ImGuiNavFlags_EnableGamepad and ImGuiNavFlags_EnableKeyboard for bindings to use (#787)

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omar 2018-01-24 16:57:16 +01:00
parent 28671aa821
commit 455989b8b1
3 changed files with 21 additions and 10 deletions
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7
imgui.cpp
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@ -830,13 +830,13 @@ ImGuiIO::ImGuiIO()
IniSavingRate = 5.0f;
IniFilename = "imgui.ini";
LogFilename = "imgui_log.txt";
NavFlags = 0x00;
MouseDoubleClickTime = 0.30f;
MouseDoubleClickMaxDist = 6.0f;
for (int i = 0; i < ImGuiKey_COUNT; i++)
KeyMap[i] = -1;
KeyRepeatDelay = 0.250f;
KeyRepeatRate = 0.050f;
NavMovesMouse = false;
UserData = NULL;
Fonts = &GImDefaultFontAtlas;
@ -2883,7 +2883,7 @@ static void ImGui::NavUpdate()
if (g.NavMousePosDirty && g.NavIdIsAlive)
{
// Set mouse position given our knowledge of the nav widget position from last frame
if (g.IO.NavMovesMouse)
if (g.IO.NavFlags & ImGuiNavFlags_MoveMouse)
{
g.IO.MousePos = g.IO.MousePosPrev = NavCalcPreferredMousePos();
g.IO.WantMoveMouse = true;
@ -5643,7 +5643,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
{
ImVec2 ref_pos = (!g.NavDisableHighlight && g.NavDisableMouseHover) ? NavCalcPreferredMousePos() : g.IO.MousePos;
ImRect rect_to_avoid;
if (!g.NavDisableHighlight && g.NavDisableMouseHover && !g.IO.NavMovesMouse)
if (!g.NavDisableHighlight && g.NavDisableMouseHover && !(g.IO.NavFlags & ImGuiNavFlags_MoveMouse))
rect_to_avoid = ImRect(ref_pos.x - 16, ref_pos.y - 8, ref_pos.x + 16, ref_pos.y + 8);
else
rect_to_avoid = ImRect(ref_pos.x - 16, ref_pos.y - 8, ref_pos.x + 24, ref_pos.y + 24); // FIXME-NAV: Completely hard-coded based on expected mouse cursor size. Store boxes in mouse cursor data? Scale? Center on cursor hit-point?
@ -7288,6 +7288,7 @@ bool ImGui::ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool
if (hovered && (flags & ImGuiButtonFlags_AllowItemOverlap) && (g.HoveredIdPreviousFrame != id && g.HoveredIdPreviousFrame != 0))
hovered = false;
// Mouse
if (hovered)
{
if (!(flags & ImGuiButtonFlags_NoKeyModifiers) || (!g.IO.KeyCtrl && !g.IO.KeyShift && !g.IO.KeyAlt))

12
imgui.h
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@ -90,6 +90,7 @@ typedef int ImGuiComboFlags; // flags: for BeginCombo()
typedef int ImGuiFocusedFlags; // flags: for IsWindowFocused() // enum ImGuiFocusedFlags_
typedef int ImGuiHoveredFlags; // flags: for IsItemHovered() etc. // enum ImGuiHoveredFlags_
typedef int ImGuiInputTextFlags; // flags: for InputText*() // enum ImGuiInputTextFlags_
typedef int ImGuiNavFlags; // flags: for io.NavFlags // enum ImGuiNavFlags_
typedef int ImGuiSelectableFlags; // flags: for Selectable() // enum ImGuiSelectableFlags_
typedef int ImGuiTreeNodeFlags; // flags: for TreeNode*(),CollapsingHeader()// enum ImGuiTreeNodeFlags_
typedef int ImGuiWindowFlags; // flags: for Begin*() // enum ImGuiWindowFlags_
@ -726,6 +727,14 @@ enum ImGuiNavInput_
ImGuiNavInput_COUNT,
};
// [BETA] Gamepad/Keyboard directional navigation options
enum ImGuiNavFlags_
{
ImGuiNavFlags_EnableGamepad = 1 << 0, // Master gamepad navigation enable flag. This is to instruct your imgui binding whether to fill in gamepad navigation inputs. imgui itself won't use this flag.
ImGuiNavFlags_EnableKeyboard = 1 << 1, // Master keyboard navigation enable flag. This is to instruct your imgui binding whether to fill in keyboard navigation inputs. imgui itself won't use this flag.
ImGuiNavFlags_MoveMouse = 1 << 2 // Allow directional navigation to move the mouse cursor. May be useful on TV/console systems where moving a virtual mouse is awkward. Will update io.MousePos and set io.WantMoveMouse=true. If enabled you MUST honor io.WantMoveMouse requests in your binding, otherwise ImGui will react as if the mouse is jumping around back and forth.
};
// Enumeration for PushStyleColor() / PopStyleColor()
enum ImGuiCol_
{
@ -926,6 +935,7 @@ struct ImGuiIO
float IniSavingRate; // = 5.0f // Maximum time between saving positions/sizes to .ini file, in seconds.
const char* IniFilename; // = "imgui.ini" // Path to .ini file. NULL to disable .ini saving.
const char* LogFilename; // = "imgui_log.txt" // Path to .log file (default parameter to ImGui::LogToFile when no file is specified).
ImGuiNavFlags NavFlags; // = 0 // See ImGuiNavFlags_. Gamepad/keyboard navigation options.
float MouseDoubleClickTime; // = 0.30f // Time for a double-click, in seconds.
float MouseDoubleClickMaxDist; // = 6.0f // Distance threshold to stay in to validate a double-click, in pixels.
float MouseDragThreshold; // = 6.0f // Distance threshold before considering we are dragging.
@ -942,8 +952,6 @@ struct ImGuiIO
ImVec2 DisplayVisibleMin; // <unset> (0.0f,0.0f) // If you use DisplaySize as a virtual space larger than your screen, set DisplayVisibleMin/Max to the visible area.
ImVec2 DisplayVisibleMax; // <unset> (0.0f,0.0f) // If the values are the same, we defaults to Min=(0.0f) and Max=DisplaySize
// Gamepad/Keyboard Navigation
bool NavMovesMouse; // = false // Directional navigation can move the mouse cursor. Updates MousePos and set WantMoveMouse=true. If enabled you MUST honor those requests in your binding, otherwise ImGui will react as if mouse is jumping around.
// Advanced/subtle behaviors
bool OptMacOSXBehaviors; // = defined(__APPLE__) // OS X style: Text editing cursor movement using Alt instead of Ctrl, Shortcuts using Cmd/Super instead of Ctrl, Line/Text Start and End using Cmd+Arrows instead of Home/End, Double click selects by word instead of selecting whole text, Multi-selection in lists uses Cmd/Super instead of Ctrl
bool OptCursorBlink; // = true // Enable blinking cursor, for users who consider it annoying.

12
imgui_demo.cpp
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@ -1788,17 +1788,19 @@ void ImGui::ShowDemoWindow(bool* p_open)
if (ImGui::CollapsingHeader("Inputs, Navigation & Focus"))
{
ImGuiIO& io = ImGui::GetIO();
ImGui::Checkbox("io.NavMovesMouse", &io.NavMovesMouse);
ImGui::SameLine(); ShowHelpMarker("Request ImGui to move your move cursor when using gamepad/keyboard navigation. NewFrame() will change io.MousePos and set the io.WantMoveMouse flag, your backend will need to apply the new mouse position.");
ImGui::Checkbox("io.MouseDrawCursor", &io.MouseDrawCursor);
ImGui::SameLine(); ShowHelpMarker("Request ImGui to render a mouse cursor for you in software. Note that a mouse cursor rendered via your application GPU rendering path will feel more laggy than hardware cursor, but will be more in sync with your other visuals.\n\nSome desktop applications may use both kinds of cursors (e.g. enable software cursor only when resizing/dragging something).");
ImGui::Text("WantCaptureMouse: %d", io.WantCaptureMouse);
ImGui::Text("WantCaptureKeyboard: %d", io.WantCaptureKeyboard);
ImGui::Text("WantTextInput: %d", io.WantTextInput);
ImGui::Text("WantMoveMouse: %d", io.WantMoveMouse);
ImGui::Checkbox("io.MouseDrawCursor", &io.MouseDrawCursor);
ImGui::SameLine(); ShowHelpMarker("Request ImGui to render a mouse cursor for you in software. Note that a mouse cursor rendered via your application GPU rendering path will feel more laggy than hardware cursor, but will be more in sync with your other visuals.\n\nSome desktop applications may use both kinds of cursors (e.g. enable software cursor only when resizing/dragging something).");
ImGui::CheckboxFlags("io.NavFlags: EnableGamepad", (unsigned int *)&io.NavFlags, ImGuiNavFlags_EnableGamepad);
ImGui::CheckboxFlags("io.NavFlags: EnableKeyboard", (unsigned int *)&io.NavFlags, ImGuiNavFlags_EnableKeyboard);
ImGui::CheckboxFlags("io.NavFlags: MoveMouse", (unsigned int *)&io.NavFlags, ImGuiNavFlags_MoveMouse);
ImGui::SameLine(); ShowHelpMarker("Request ImGui to move your move cursor when using gamepad/keyboard navigation. NewFrame() will change io.MousePos and set the io.WantMoveMouse flag, your backend will need to apply the new mouse position.");
if (ImGui::TreeNode("Keyboard, Mouse & Navigation State"))
{
if (ImGui::IsMousePosValid())