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mirror of synced 2025-01-30 03:27:25 +01:00

Always allow cursor movement with arrow keys

Implements #22
This commit is contained in:
WerWolv 2020-12-05 12:55:37 +01:00
parent 502d90b117
commit 7158d4d4ad

View File

@ -262,7 +262,9 @@ struct MemoryEditor
DataPreviewAddrEnd = (size_t)-1;
size_t data_editing_addr_backup = DataEditingAddr;
size_t data_preview_addr_backup = DataPreviewAddr;
size_t data_editing_addr_next = (size_t)-1;
size_t data_preview_addr_next = (size_t)-1;
if (DataEditingAddr != (size_t)-1)
{
// Move cursor but only apply on next frame so scrolling with be synchronized (because currently we can't change the scrolling while the window is being rendered)
@ -270,6 +272,20 @@ struct MemoryEditor
else if (ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_DownArrow)) && DataEditingAddr < mem_size - Cols) { data_editing_addr_next = DataEditingAddr + Cols; DataEditingTakeFocus = true; }
else if (ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_LeftArrow)) && DataEditingAddr > 0) { data_editing_addr_next = DataEditingAddr - 1; DataEditingTakeFocus = true; }
else if (ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_RightArrow)) && DataEditingAddr < mem_size - 1) { data_editing_addr_next = DataEditingAddr + 1; DataEditingTakeFocus = true; }
} else if (DataPreviewAddr != -1) {
// Move cursor but only apply on next frame so scrolling with be synchronized (because currently we can't change the scrolling while the window is being rendered)
if (ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_UpArrow)) && DataPreviewAddr >= (size_t)Cols) { data_preview_addr_next = DataPreviewAddr - Cols; DataPreviewAddr = data_preview_addr_next; if (!ImGui::GetIO().KeyShift) DataPreviewAddrEnd = DataPreviewAddr; }
else if (ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_DownArrow)) && DataPreviewAddr < mem_size - Cols) { data_preview_addr_next = DataPreviewAddr + Cols; DataPreviewAddr = data_preview_addr_next; if (!ImGui::GetIO().KeyShift) DataPreviewAddrEnd = DataPreviewAddr; }
else if (ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_LeftArrow)) && DataPreviewAddr > 0) { data_preview_addr_next = DataPreviewAddr - 1; DataPreviewAddr = data_preview_addr_next; if (!ImGui::GetIO().KeyShift) DataPreviewAddrEnd = DataPreviewAddr; }
else if (ImGui::IsKeyPressed(ImGui::GetKeyIndex(ImGuiKey_RightArrow)) && DataPreviewAddr < mem_size - 1) { data_preview_addr_next = DataPreviewAddr + 1; DataPreviewAddr = data_preview_addr_next; if (!ImGui::GetIO().KeyShift) DataPreviewAddrEnd = DataPreviewAddr; }
}
if (data_preview_addr_next != (size_t)-1 && (data_preview_addr_next / Cols) != (data_preview_addr_backup / Cols))
{
// Track cursor movements
const int scroll_offset = ((int)(data_preview_addr_next / Cols) - (int)(data_preview_addr_backup / Cols));
const bool scroll_desired = (scroll_offset < 0 && data_preview_addr_next < visible_start_addr + Cols * 2) || (scroll_offset > 0 && data_preview_addr_next > visible_end_addr - Cols * 2);
if (scroll_desired)
ImGui::SetScrollY(ImGui::GetScrollY() + scroll_offset * s.LineHeight);
}
if (data_editing_addr_next != (size_t)-1 && (data_editing_addr_next / Cols) != (data_editing_addr_backup / Cols))
{
@ -510,7 +526,7 @@ struct MemoryEditor
}
else if (data_editing_addr_next != (size_t)-1)
{
DataEditingAddr = DataPreviewAddr = data_editing_addr_next;
DataEditingAddr = DataPreviewAddr = DataPreviewAddrEnd = data_editing_addr_next;
}
if (OptShowOptions)