90 lines
2.3 KiB
C
90 lines
2.3 KiB
C
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#include "vterm_internal.h"
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#include "utf8.h"
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static void output_mouse(VTermState *state, int code, int pressed, int modifiers, int col, int row) {
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modifiers <<= 2;
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switch (state->mouse_protocol) {
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case MOUSE_X10:
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if (col + 0x21 > 0xff)
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col = 0xff - 0x21;
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if (row + 0x21 > 0xff)
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row = 0xff - 0x21;
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if (!pressed)
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code = 3;
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vterm_push_output_sprintf_ctrl(state->vt, C1_CSI, "M%c%c%c", (code | modifiers) + 0x20, col + 0x21, row + 0x21);
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break;
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case MOUSE_UTF8: {
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char utf8[18];
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size_t len = 0;
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if (!pressed)
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code = 3;
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len += fill_utf8((code | modifiers) + 0x20, utf8 + len);
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len += fill_utf8(col + 0x21, utf8 + len);
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len += fill_utf8(row + 0x21, utf8 + len);
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utf8[len] = 0;
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vterm_push_output_sprintf_ctrl(state->vt, C1_CSI, "M%s", utf8);
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} break;
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case MOUSE_SGR:
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vterm_push_output_sprintf_ctrl(state->vt, C1_CSI, "<%d;%d;%d%c", code | modifiers, col + 1, row + 1, pressed ? 'M' : 'm');
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break;
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case MOUSE_RXVT:
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if (!pressed)
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code = 3;
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vterm_push_output_sprintf_ctrl(state->vt, C1_CSI, "%d;%d;%dM", code | modifiers, col + 1, row + 1);
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break;
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}
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}
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void vterm_mouse_move(VTerm *vt, int row, int col, VTermModifier mod) {
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VTermState *state = vt->state;
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if (col == state->mouse_col && row == state->mouse_row)
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return;
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state->mouse_col = col;
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state->mouse_row = row;
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if ((state->mouse_flags & MOUSE_WANT_DRAG && state->mouse_buttons) ||
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(state->mouse_flags & MOUSE_WANT_MOVE)) {
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int button = state->mouse_buttons & 0x01 ? 1 :
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state->mouse_buttons & 0x02 ? 2 :
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state->mouse_buttons & 0x04 ? 3 :
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4;
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output_mouse(state, button - 1 + 0x20, 1, mod, col, row);
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}
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}
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void vterm_mouse_button(VTerm *vt, int button, bool pressed, VTermModifier mod) {
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VTermState *state = vt->state;
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int old_buttons = state->mouse_buttons;
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if (button > 0 && button <= 3) {
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if (pressed)
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state->mouse_buttons |= (1 << (button - 1));
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else
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state->mouse_buttons &= ~(1 << (button - 1));
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}
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/* Most of the time we don't get button releases from 4/5 */
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if (state->mouse_buttons == old_buttons && button < 4)
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return;
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if (button < 4) {
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output_mouse(state, button - 1, pressed, mod, state->mouse_col, state->mouse_row);
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} else if (button < 6) {
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output_mouse(state, button - 4 + 0x40, pressed, mod, state->mouse_col, state->mouse_row);
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}
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}
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