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Changelog formatting update, Todo, comments. Tweak Child demo. Shuffle some code in NavUpdate().

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This commit is contained in:
omar
2018-06-05 13:39:42 +02:00
parent c665c15a7d
commit 2bdf0b54a2
4 changed files with 55 additions and 43 deletions
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20
imgui.cpp
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@ -2519,6 +2519,8 @@ static void ImGui::NavProcessItem(ImGuiWindow* window, const ImRect& nav_bb, con
const ImGuiItemFlags item_flags = window->DC.ItemFlags;
const ImRect nav_bb_rel(nav_bb.Min - window->Pos, nav_bb.Max - window->Pos);
// Process Init Request
if (g.NavInitRequest && g.NavLayer == window->DC.NavLayerCurrent)
{
// Even if 'ImGuiItemFlags_NoNavDefaultFocus' is on (typically collapse/close button) we record the first ResultId so they can be used as a fallback
@ -2534,7 +2536,7 @@ static void ImGui::NavProcessItem(ImGuiWindow* window, const ImRect& nav_bb, con
}
}
// Scoring for navigation
// Process Move Request (scoring for navigation)
// FIXME-NAV: Consider policy for double scoring (scoring from NavScoringRectScreen + scoring from a rect wrapped according to current wrapping policy)
if (g.NavId != id && !(item_flags & ImGuiItemFlags_NoNav))
{
@ -3104,10 +3106,10 @@ static void ImGui::NavUpdateWindowing()
}
}
// Scroll to keep newly navigated item fully into view
// NB: We modify rect_rel by the amount we scrolled for, so it is immediately updated.
static void NavScrollToBringItemIntoView(ImGuiWindow* window, const ImRect& item_rect)
{
// Scroll to keep newly navigated item fully into view
ImRect window_rect(window->InnerMainRect.Min - ImVec2(1, 1), window->InnerMainRect.Max + ImVec2(1, 1));
//g.OverlayDrawList.AddRect(window_rect.Min, window_rect.Max, IM_COL32_WHITE); // [DEBUG]
if (window_rect.Contains(item_rect))
@ -3145,12 +3147,16 @@ static void ImGui::NavUpdate()
if (g.NavScoringCount > 0) printf("[%05d] NavScoringCount %d for '%s' layer %d (Init:%d, Move:%d)\n", g.FrameCount, g.NavScoringCount, g.NavWindow ? g.NavWindow->Name : "NULL", g.NavLayer, g.NavInitRequest || g.NavInitResultId != 0, g.NavMoveRequest);
#endif
if ((g.IO.ConfigFlags & ImGuiConfigFlags_NavEnableGamepad) && (g.IO.BackendFlags & ImGuiBackendFlags_HasGamepad))
bool nav_keyboard_active = (g.IO.ConfigFlags & ImGuiConfigFlags_NavEnableKeyboard) != 0;
bool nav_gamepad_active = (g.IO.ConfigFlags & ImGuiConfigFlags_NavEnableGamepad) != 0 && (g.IO.BackendFlags & ImGuiBackendFlags_HasGamepad) != 0;
// Set input source as Gamepad when buttons are pressed before we map Keyboard (some features differs when used with Gamepad vs Keyboard)
if (nav_gamepad_active)
if (g.IO.NavInputs[ImGuiNavInput_Activate] > 0.0f || g.IO.NavInputs[ImGuiNavInput_Input] > 0.0f || g.IO.NavInputs[ImGuiNavInput_Cancel] > 0.0f || g.IO.NavInputs[ImGuiNavInput_Menu] > 0.0f)
g.NavInputSource = ImGuiInputSource_NavGamepad;
// Update Keyboard->Nav inputs mapping
if (g.IO.ConfigFlags & ImGuiConfigFlags_NavEnableKeyboard)
if (nav_keyboard_active)
{
#define NAV_MAP_KEY(_KEY, _NAV_INPUT) if (IsKeyDown(g.IO.KeyMap[_KEY])) { g.IO.NavInputs[_NAV_INPUT] = 1.0f; g.NavInputSource = ImGuiInputSource_NavKeyboard; }
NAV_MAP_KEY(ImGuiKey_Space, ImGuiNavInput_Activate );
@ -3256,8 +3262,6 @@ static void ImGui::NavUpdate()
NavUpdateWindowing();
// Set output flags for user application
bool nav_keyboard_active = (g.IO.ConfigFlags & ImGuiConfigFlags_NavEnableKeyboard) != 0;
bool nav_gamepad_active = (g.IO.ConfigFlags & ImGuiConfigFlags_NavEnableGamepad) != 0 && (g.IO.BackendFlags & ImGuiBackendFlags_HasGamepad) != 0;
g.IO.NavActive = (nav_keyboard_active || nav_gamepad_active) && g.NavWindow && !(g.NavWindow->Flags & ImGuiWindowFlags_NoNavInputs);
g.IO.NavVisible = (g.IO.NavActive && g.NavId != 0 && !g.NavDisableHighlight) || (g.NavWindowingTarget != NULL) || g.NavInitRequest;
@ -3369,7 +3373,7 @@ static void ImGui::NavUpdate()
// Scrolling
if (g.NavWindow && !(g.NavWindow->Flags & ImGuiWindowFlags_NoNavInputs) && !g.NavWindowingTarget)
{
// *Fallback* manual-scroll with NavUp/NavDown when window has no navigable item
// *Fallback* manual-scroll with Nav directional keys when window has no navigable item
ImGuiWindow* window = g.NavWindow;
const float scroll_speed = ImFloor(window->CalcFontSize() * 100 * g.IO.DeltaTime + 0.5f); // We need round the scrolling speed because sub-pixel scroll isn't reliably supported.
if (window->DC.NavLayerActiveMask == 0x00 && window->DC.NavHasScroll && g.NavMoveRequest)
@ -13372,7 +13376,7 @@ bool ImGui::SetDragDropPayload(const char* type, const void* data, size_t data_s
cond = ImGuiCond_Always;
IM_ASSERT(type != NULL);
IM_ASSERT(strlen(type) < IM_ARRAYSIZE(payload.DataType) && "Payload type can be at most 12 characters long");
IM_ASSERT(strlen(type) < IM_ARRAYSIZE(payload.DataType) && "Payload type can be at most 32 characters long");
IM_ASSERT((data != NULL && data_size > 0) || (data == NULL && data_size == 0));
IM_ASSERT(cond == ImGuiCond_Always || cond == ImGuiCond_Once);
IM_ASSERT(payload.SourceId != 0); // Not called between BeginDragDropSource() and EndDragDropSource()