diff options
Diffstat (limited to 'src/term')
| -rw-r--r-- | src/term/mod.rs | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/src/term/mod.rs b/src/term/mod.rs index 92e5463d..47d30d3f 100644 --- a/src/term/mod.rs +++ b/src/term/mod.rs @@ -484,8 +484,8 @@ impl Term { let old_cols = self.size_info.cols(); let old_lines = self.size_info.lines(); - let num_cols = size.cols(); - let num_lines = size.lines(); + let mut num_cols = size.cols(); + let mut num_lines = size.lines(); self.size_info = size; @@ -493,6 +493,16 @@ impl Term { return; } + // Should not allow less than 1 col, causes all sorts of checks to be required. + if num_cols <= Column(1) { + num_cols = Column(2); + } + + // Should not allow less than 1 line, causes all sorts of checks to be required. + if num_lines <= Line(1) { + num_lines = Line(2); + } + // Scroll up to keep cursor and as much context as possible in grid. // This only runs when the lines decreases. self.scroll_region = Line(0)..self.grid.num_lines(); @@ -522,10 +532,12 @@ impl Term { self.tabs[0] = false; - // Make sure bottom of terminal is clear - let template = self.empty_cell; - self.grid.clear_region((self.cursor.line).., |c| c.reset(&template)); - self.alt_grid.clear_region((self.cursor.line).., |c| c.reset(&template)); + if num_lines > old_lines { + // Make sure bottom of terminal is clear + let template = self.empty_cell; + self.grid.clear_region((self.cursor.line + 1).., |c| c.reset(&template)); + self.alt_grid.clear_region((self.cursor.line + 1).., |c| c.reset(&template)); + } // Reset scrolling region to new size self.scroll_region = Line(0)..self.grid.num_lines(); |