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InputText: added ImGuiInputTextFlags_ElideLeft. (#1442, #1440, #4391, #7208, #8216)

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ocornut
2024-12-09 14:31:28 +01:00
parent d2645423de
commit d78e823449
4 changed files with 32 additions and 7 deletions
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9
imgui_widgets.cpp
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@@ -4403,6 +4403,7 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
IM_ASSERT(buf != NULL && buf_size >= 0);
IM_ASSERT(!((flags & ImGuiInputTextFlags_CallbackHistory) && (flags & ImGuiInputTextFlags_Multiline))); // Can't use both together (they both use up/down keys)
IM_ASSERT(!((flags & ImGuiInputTextFlags_CallbackCompletion) && (flags & ImGuiInputTextFlags_AllowTabInput))); // Can't use both together (they both use tab key)
IM_ASSERT(!((flags & ImGuiInputTextFlags_ElideLeft) && (flags & ImGuiInputTextFlags_Multiline))); // Multiline will not work with left-trimming
ImGuiContext& g = *GImGui;
ImGuiIO& io = g.IO;
@@ -4537,7 +4538,11 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
state->TextA.resize(buf_size + 1); // we use +1 to make sure that .Data is always pointing to at least an empty string.
state->TextLen = (int)strlen(buf);
memcpy(state->TextA.Data, buf, state->TextLen + 1);
// Find initial scroll position for right alignment
state->Scroll = ImVec2(0.0f, 0.0f);
if (flags & ImGuiInputTextFlags_ElideLeft)
state->Scroll.x += ImMax(0.0f, CalcTextSize(buf).x - frame_size.x + style.FramePadding.x * 2.0f);
if (recycle_state)
{
@@ -5287,6 +5292,10 @@ bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_
if (is_multiline || (buf_display_end - buf_display) < buf_display_max_length)
{
// Find render position for right alignment
if (flags & ImGuiInputTextFlags_ElideLeft)
draw_pos.x = ImMin(draw_pos.x, frame_bb.Max.x - CalcTextSize(buf_display, NULL).x - style.FramePadding.x);
const ImVec2 draw_scroll = /*state ? ImVec2(state->Scroll.x, 0.0f) :*/ ImVec2(0.0f, 0.0f); // Preserve scroll when inactive?
ImU32 col = GetColorU32(is_displaying_hint ? ImGuiCol_TextDisabled : ImGuiCol_Text);
draw_window->DrawList->AddText(g.Font, g.FontSize, draw_pos - draw_scroll, col, buf_display, buf_display_end, 0.0f, is_multiline ? NULL : &clip_rect);